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authorSteve French <sfrench@us.ibm.com>2007-11-25 10:01:00 +0000
committerSteve French <sfrench@us.ibm.com>2007-11-25 10:01:00 +0000
commit2b83457bded19cb57c5bdd59ebe16fe1a919c088 (patch)
tree895ca899567b0ca76c97691af60927ee42d3f338 /fs/cifs/cifsacl.c
parent058250a0d5886b4d96a195ecc7e3a75e2df5e4b1 (diff)
[CIFS] Fix check after use error in ACL code
Spotted by the coverity scanner. CC: Adrian Bunk <bunk@kernel.org> Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs/cifs/cifsacl.c')
-rw-r--r--fs/cifs/cifsacl.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/fs/cifs/cifsacl.c b/fs/cifs/cifsacl.c
index dabbce00712..f02fdef463a 100644
--- a/fs/cifs/cifsacl.c
+++ b/fs/cifs/cifsacl.c
@@ -269,6 +269,13 @@ static void parse_dacl(struct cifs_acl *pdacl, char *end_of_acl,
/* BB need to add parm so we can store the SID BB */
+ if (!pdacl) {
+ /* no DACL in the security descriptor, set
+ all the permissions for user/group/other */
+ inode->i_mode |= S_IRWXUGO;
+ return;
+ }
+
/* validate that we do not go past end of acl */
if (end_of_acl < (char *)pdacl + le16_to_cpu(pdacl->size)) {
cERROR(1, ("ACL too small to parse DACL"));
@@ -286,12 +293,6 @@ static void parse_dacl(struct cifs_acl *pdacl, char *end_of_acl,
user/group/other have no permissions */
inode->i_mode &= ~(S_IRWXUGO);
- if (!pdacl) {
- /* no DACL in the security descriptor, set
- all the permissions for user/group/other */
- inode->i_mode |= S_IRWXUGO;
- return;
- }
acl_base = (char *)pdacl;
acl_size = sizeof(struct cifs_acl);