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authorAndrew Elble <aweits@rit.edu>2015-02-09 12:53:04 -0500
committerSteven Whitehouse <swhiteho@redhat.com>2015-02-10 10:14:56 +0000
commit278702074ff77b1a3fa2061267997095959f5e2c (patch)
treedd20e317ed156bdde9b74c168bd7b2f4609e42d3 /fs/gfs2
parentGFS2: use __vmalloc GFP_NOFS for fs-related allocations. (diff)
downloadlinux-dev-278702074ff77b1a3fa2061267997095959f5e2c.tar.xz
linux-dev-278702074ff77b1a3fa2061267997095959f5e2c.zip
GFS2: Fix crash during ACL deletion in acl max entry check in gfs2_set_acl()
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>
Diffstat (limited to 'fs/gfs2')
-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) {