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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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20
fs/generic_acl.c
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@@ -132,25 +132,17 @@ generic_acl_init(struct inode *inode, struct inode *dir)
if (!S_ISLNK(inode->i_mode))
acl = get_cached_acl(dir, ACL_TYPE_DEFAULT);
if (acl) {
struct posix_acl *clone;
if (S_ISDIR(inode->i_mode))
set_cached_acl(inode, ACL_TYPE_DEFAULT, acl);
clone = posix_acl_clone(acl, GFP_KERNEL);
error = -ENOMEM;
if (!clone)
goto cleanup;
error = posix_acl_create_masq(clone, &mode);
if (error >= 0) {
inode->i_mode = mode;
if (error > 0)
set_cached_acl(inode, ACL_TYPE_ACCESS, clone);
}
posix_acl_release(clone);
error = posix_acl_create(&acl, GFP_KERNEL, &mode);
if (error < 0)
return error;
inode->i_mode = mode;
if (error > 0)
set_cached_acl(inode, ACL_TYPE_ACCESS, acl);
}
error = 0;
cleanup:
posix_acl_release(acl);
return error;
}