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f2fs: check bdi->dirty_exceeded when trying to skip data writes
[pandora-kernel.git]
/
fs
/
posix_acl.c
diff --git
a/fs/posix_acl.c
b/fs/posix_acl.c
index
9e363e4
..
0855f77
100644
(file)
--- a/
fs/posix_acl.c
+++ b/
fs/posix_acl.c
@@
-246,6
+246,12
@@
posix_acl_equiv_mode(const struct posix_acl *acl, umode_t *mode_p)
umode_t mode = 0;
int not_equiv = 0;
+ /*
+ * A null ACL can always be presented as mode bits.
+ */
+ if (!acl)
+ return 0;
+
FOREACH_ACL_ENTRY(pa, acl, pe) {
switch (pa->e_tag) {
case ACL_USER_OBJ: