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linux/arch/m68k/include/asm
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Haoxiang Li 7277dd0a0b m68k: sun3: add check for __pgd_alloc() 
Add check for the return value of __pgd_alloc() in pgd_alloc() to prevent
null pointer dereference.

Link: https://lkml.kernel.org/r/20250217160017.2375536-1-haoxiang_li2024@163.com
Fixes: a9b3c355c2 ("asm-generic: pgalloc: provide generic __pgd_{alloc,free}")
Signed-off-by: Haoxiang Li <haoxiang_li2024@163.com>
Reviewed-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Kevin Brodsky <kevin.brodsky@arm.com>
Cc: Qi Zheng <zhengqi.arch@bytedance.com>
Cc: Sam Creasey <sammy@sammy.net>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2025-03-05 21:36:12 -08:00
..
adb_iop.h
macintosh/adb-iop: Implement SRQ autopolling
2020-07-26 23:34:24 +10:00
amigahw.h
…
amigaints.h
…
amigayle.h
…
amipcmcia.h
…
apollohw.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
asm-offsets.h
…
asm-prototypes.h
m68k: Restore symbol versions for symbols exported from assembly
2017-08-21 11:52:55 +02:00
atari_joystick.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
atari_stdma.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
atari_stram.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
atarihw.h
m68k: atari: Rename shifter to shifter_st to avoid conflict
2019-08-19 13:24:10 +02:00
atariints.h
…
atarikb.h
…
atomic.h
locking/atomic: m68k: add preprocessor symbols
2023-06-05 09:57:16 +02:00
bitops.h
mm: delete checks for xor_unlock_is_negative_byte()
2023-10-18 14:34:17 -07:00
blinken.h
…
bootinfo.h
m68k: generalize uboot command line support
2016-09-26 12:02:59 +10:00
bootstd.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
bug.h
bug.h: work around GCC PR82365 in BUG()
2018-02-21 15:35:43 -08:00
bvme6000hw.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
cache.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
cacheflush_mm.h
mm: Introduce flush_cache_vmap_early()
2023-12-14 00:23:17 -08:00
cacheflush_no.h
m68knommu: use asm-generic/cacheflush.h
2020-06-08 11:05:57 -07:00
cacheflush.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
cachetype.h
Introduce cpu_dcache_is_aliasing() across all architectures
2024-02-22 15:27:19 -08:00
checksum.h
saner calling conventions for csum_and_copy_..._user()
2020-08-20 15:45:15 -04:00
cmpxchg.h
m68k: cmpxchg: Use swap() to improve code
2024-08-26 10:24:34 +02:00
coldfire.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
config.h
m68k: Introduce a virtual m68k machine
2022-04-11 11:48:01 +02:00
contregs.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
current.h
m68k: Implement "current_stack_pointer"
2022-02-26 20:32:03 -08:00
delay.h
m68k: Implement ndelay() as an inline function to force type checking/casting
2018-05-22 10:31:52 +02:00
div64.h
m68k: Define __div64_32() to avoid a warning
2023-08-21 13:27:43 +02:00
dma.h
PCI: Move isa_dma_bridge_buggy out of asm/dma.h
2022-07-22 17:24:47 -05:00
dsp56k.h
…
dvma.h
m68k: sun3: Improve Sun3/3x DVMA abstraction in <asm/dvma.h>
2023-10-06 10:03:03 +02:00
elf.h
m68knommu: add definitions to support elf_fdpic program loader
2022-05-16 13:18:30 +10:00
entry.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
fbio.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
flat.h
binfmt_flat: provide an asm-generic/flat.h
2019-06-24 09:16:47 +10:00
floppy.h
floppy: use symbolic register names in the m68k port
2020-05-12 19:34:52 +03:00
fpu.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
ftrace.h
…
hash.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
hp300hw.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
hwtest.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
idprom.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
intersil.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
io_mm.h
asm/io: remove unnecessary xlate_dev_mem_ptr() and unxlate_dev_mem_ptr()
2023-11-23 10:37:40 +01:00
io_no.h
m68knommu: fix use of cpu_to_le() on IO access
2020-07-27 12:32:00 +10:00
io.h
m68k: Introduce a virtual m68k machine
2022-04-11 11:48:01 +02:00
irq.h
m68k: Make sure NR_IRQS is never zero
2024-11-06 15:10:14 +01:00
irqflags.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
Kbuild
asm-generic: introduce text-patching.h
2024-11-07 14:25:15 -08:00
kexec.h
m68k, kexec: fix the incorrect ifdeffery and build dependency of CONFIG_KEXEC
2023-12-12 17:20:17 -08:00
kmap.h
arch/*/io.h: remove ioremap_uc in some architectures
2023-11-23 10:32:52 +01:00
libgcc.h
m68k: libgcc: Fix lvalue abuse in umul_ppmm()
2025-01-10 10:26:52 +01:00
linkage.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
m52xxacr.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
m53xxacr.h
m68knommu: fix overwriting of bits in ColdFire V3 cache control
2020-07-27 12:32:00 +10:00
m53xxsim.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
m54xxacr.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
m54xxgpt.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
m54xxpci.h
…
m54xxsim.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
m520xsim.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
m523xsim.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
m525xsim.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
m527xsim.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
m528xsim.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
m5206sim.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
m5272sim.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
m5307sim.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
m5407sim.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
m5441xsim.h
m68k: m5441x: add flexcan support
2021-08-23 08:40:04 +10:00
mac_asc.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
mac_baboon.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
mac_iop.h
Merge tag 'm68k-for-v4.15-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k
2017-11-13 12:10:24 -08:00
mac_oss.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
mac_psc.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
mac_via.h
m68k: mac: Remove unused rbv_set_video_bpp()
2022-11-01 12:17:55 +01:00
machdep.h
Merge tag 'pm-5.19-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm
2022-05-30 11:37:26 -07:00
machines.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
machw.h
…
macintosh.h
m68k: Prevent some compiler warnings in Coldfire builds
2019-08-19 13:24:10 +02:00
macints.h
m68k/mac: Clean up unused timer definitions
2019-01-21 10:36:53 +01:00
math-emu.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
mc146818rtc.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
MC68EZ328.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
MC68VZ328.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
MC68328.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
mcf8390.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
mcf_pgalloc.h
mm: introduce ctor/dtor at PGD level
2025-01-25 20:22:24 -08:00
mcf_pgtable.h
Merge tag 'x86_shstk_for_6.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2023-08-31 12:20:12 -07:00
mcfclk.h
m68k: coldfire: remove private clk_get/clk_put
2021-06-08 17:00:09 +02:00
mcfdma.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
mcfgpio.h
m68k: mcfgpio: Fix incorrect register offset for CONFIG_M5441x
2024-11-11 08:57:01 +10:00
mcfintc.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
mcfmmu.h
m68k: move coldfire MMU initialization code
2017-11-06 08:25:20 +10:00
mcfpit.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
mcfqspi.h
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174
2019-05-30 11:26:41 -07:00
mcfsim.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
mcfslt.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
mcftimer.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
mcfuart.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
mcfwdebug.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
mmu_context.h
m68k: allow pte_offset_map[_lock]() to fail
2023-06-19 16:19:06 -07:00
mmu.h
m68knommu: use asm-generic/mmu.h for nommu setups
2022-05-16 13:18:30 +10:00
module.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
module.lds.h
kbuild: preprocess module linker script
2020-09-25 00:36:41 +09:00
motorola_pgalloc.h
m68k: mm: add calls to pagetable_pmd_[cd]tor
2025-01-25 20:22:24 -08:00
motorola_pgtable.h
Merge tag 'x86_shstk_for_6.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2023-08-31 12:20:12 -07:00
movs.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
mvme16xhw.h
m68k: mvme147, mvme16x: Adopt rtc-m48t59 platform driver
2024-11-22 20:59:40 +01:00
mvme147hw.h
Merge tag 'rtc-6.13' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux
2024-11-30 11:18:16 -08:00
natfeat.h
m68k: replace gcc specific macros with ones from compiler.h
2017-02-24 17:46:56 -08:00
nettel.h
m68knommu: fix compilation for ColdFire/Cleopatra boards
2023-10-23 08:22:22 +10:00
nubus.h
m68k: group io mapping definitions and functions
2018-05-28 09:45:26 +10:00
openprom.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
oplib.h
m68k: sun3: Annotate prom_printf() with __printf()
2023-10-06 10:03:04 +02:00
page_mm.h
m68k: Fix indentation by 2 or 5 spaces in <asm/page_mm.h>
2023-10-16 14:30:39 +02:00
page_no.h
mm: remove unused hugepage for vma_alloc_folio()
2024-11-06 20:11:12 -08:00
page_offset.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
page.h
vdso: Introduce vdso/page.h
2024-10-16 00:13:04 +02:00
parport.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
pci.h
PCI: Remove pci_get_legacy_ide_irq() and asm-generic/pci.h
2022-07-22 17:23:45 -05:00
pgalloc.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
pgtable_mm.h
m68k: implement the new page table range API
2023-08-24 16:20:21 -07:00
pgtable_no.h
m68k: mm: Move paging_init() to common <asm/pgtable.h>
2023-10-06 10:03:02 +02:00
pgtable.h
m68k: pgtable: Add missing #include <asm/page.h>
2024-03-11 11:47:06 +02:00
processor.h
m68k: Fix missing include
2023-12-20 16:40:32 -05:00
ptrace.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
q40_master.h
m68k: group io mapping definitions and functions
2018-05-28 09:45:26 +10:00
q40ints.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
quicc_simple.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
raw_io.h
m68k: io: Mark mmio read addresses as const
2023-10-06 10:03:04 +02:00
seccomp.h
m68k: Add kernel seccomp support
2023-01-30 16:40:15 +01:00
serial.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
setup.h
m68k: Introduce a virtual m68k machine
2022-04-11 11:48:01 +02:00
signal.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
smp.h
…
string.h
m68k: Add memcmp() declaration
2023-08-21 13:27:44 +02:00
sun3_pgalloc.h
m68k: sun3: add check for __pgd_alloc()
2025-03-05 21:36:12 -08:00
sun3_pgtable.h
Merge tag 'x86_shstk_for_6.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
2023-08-31 12:20:12 -07:00
sun3-head.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
sun3ints.h
…
sun3mmu.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
sun3x.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
sun3xflop.h
m68k: sun3x: Remove unneeded semicolon
2021-04-19 12:11:55 +02:00
sun3xprom.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
switch_to.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
syscall.h
m68k: Add kernel seccomp support
2023-01-30 16:40:15 +01:00
syscalls.h
m68k: kernel: Add and use <asm/syscalls.h>
2023-10-06 10:03:01 +02:00
thread_info.h
m68k: Calculate THREAD_SIZE from THREAD_SIZE_ORDER
2024-04-02 09:33:21 +02:00
timex.h
m68k: use fallback for random_get_entropy() instead of zero
2022-05-13 23:59:23 +02:00
tlb.h
arch/tlb: Clean up simple architectures
2019-04-03 10:32:54 +02:00
tlbflush.h
m68k: sun3: Fix indentation by 5 or 7 spaces
2023-10-16 14:30:39 +02:00
traps.h
m68k: Leave stack mangling to asm wrapper of sigreturn()
2021-09-24 13:35:03 +02:00
uaccess.h
uaccess: generalize access_ok()
2022-02-25 09:36:05 +01:00
ucontext.h
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
unistd.h
clone3: drop __ARCH_WANT_SYS_CLONE3 macro
2024-07-10 14:23:38 +02:00
user.h
asm/user.h: killed unused macros
2022-01-30 21:17:00 -05:00
vga.h
m68k: vga: Fix I/O defines
2025-01-08 18:04:36 +01:00
video.h
arch: Rename fbdev header and source files
2024-05-03 17:07:50 +02:00
virt.h
m68k: Introduce a virtual m68k machine
2022-04-11 11:48:01 +02:00
virtconvert.h
asm-generic: provide generic page_to_phys and phys_to_page implementations
2024-10-28 21:44:28 +00:00
vmalloc.h
mm/vmalloc: Add empty <asm/vmalloc.h> headers and use them from <linux/vmalloc.h>
2019-12-10 10:12:55 +01:00
zorro.h
m68k: group io mapping definitions and functions
2018-05-28 09:45:26 +10:00