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authorAndrew Elble <aweits@rit.edu>2015-02-09 12:53:04 -0500
committerSasha Levin <sasha.levin@oracle.com>2015-03-23 21:02:52 -0400
commit46b6f104d8419a7c468c91b7e6f5289f230c4826 (patch)
tree748f3c99d6675606f838e80ae1db352ff006b4a9
parentc0064e10c9085a79a44ea7110c0bde081095c193 (diff)
GFS2: Fix crash during ACL deletion in acl max entry check in gfs2_set_acl()
commit 278702074ff77b1a3fa2061267997095959f5e2c upstream. Fixes: e01580bf9e ("gfs2: use generic posix ACL infrastructure") Reported-by: Eric Meddaugh <etmsys@rit.edu> Tested-by: Eric Meddaugh <etmsys@rit.edu> Signed-off-by: Andrew Elble <aweits@rit.edu> Signed-off-by: Steven Whitehouse <swhiteho@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--fs/gfs2/acl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/gfs2/acl.c b/fs/gfs2/acl.c
index 3088e2a38e30..7b3143064af1 100644
--- a/fs/gfs2/acl.c
+++ b/fs/gfs2/acl.c
@@ -73,7 +73,7 @@ int gfs2_set_acl(struct inode *inode, struct posix_acl *acl, int type)
BUG_ON(name == NULL);
- if (acl->a_count > GFS2_ACL_MAX_ENTRIES(GFS2_SB(inode)))
+ if (acl && acl->a_count > GFS2_ACL_MAX_ENTRIES(GFS2_SB(inode)))
return -E2BIG;
if (type == ACL_TYPE_ACCESS) {