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kill boilerplates around posix_acl_create_masq()

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new helper: posix_acl_create(&acl, gfp, mode_p).  Replaces acl with
modified clone, on failure releases acl and replaces with NULL.
Returns 0 or -ve on error.  All callers of posix_acl_create_masq()
switched.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2011-07-23 03:10:32 -04:00
parent 95203befa8
commit 826cae2f2b
16 changed files with 114 additions and 202 deletions
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fs/jffs2/acl.c
+5 -10
View File
@@ -277,7 +277,7 @@ int jffs2_check_acl(struct inode *inode, int mask)
int jffs2_init_acl_pre(struct inode *dir_i, struct inode *inode, mode_t *i_mode)
{
struct posix_acl *acl, *clone;
struct posix_acl *acl;
int rc;
cache_no_acl(inode);
@@ -295,18 +295,13 @@ int jffs2_init_acl_pre(struct inode *dir_i, struct inode *inode, mode_t *i_mode)
if (S_ISDIR(*i_mode))
set_cached_acl(inode, ACL_TYPE_DEFAULT, acl);
clone = posix_acl_clone(acl, GFP_KERNEL);
if (!clone)
return -ENOMEM;
rc = posix_acl_create_masq(clone, i_mode);
if (rc < 0) {
posix_acl_release(clone);
rc = posix_acl_create(&acl, GFP_KERNEL, i_mode);
if (rc < 0)
return rc;
}
if (rc > 0)
set_cached_acl(inode, ACL_TYPE_ACCESS, clone);
set_cached_acl(inode, ACL_TYPE_ACCESS, acl);
posix_acl_release(clone);
posix_acl_release(acl);
}
return 0;
}