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dm ioctl: constify ioctl lookup table

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Constify the lookup table for device-mapper ioctls so that it is placed
in .rodata.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Eric Biggers
2017-06-22 11:33:47 -07:00
committed by Mike Snitzer
parent 5916a22b83
commit cf0dec6674
1 changed files with 1 additions and 1 deletions
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drivers/md/dm-ioctl.c
+1 -1
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@@ -1629,7 +1629,7 @@ static int target_message(struct file *filp, struct dm_ioctl *param, size_t para
*---------------------------------------------------------------*/
static ioctl_fn lookup_ioctl(unsigned int cmd, int *ioctl_flags)
{
static struct {
static const struct {
int cmd;
int flags;
ioctl_fn fn;