[CIFS] Do not log path names in lookup errors

Andi Kleen noticed that we were logging access denied errors (which is
noisy in the dmesg log, and not needed to be logged) and that we were
logging path names on that an other errors (e.g. EIO) which we should
not be doing.

CC: Andi Kleen <ak@suse.de>
Signed-off-by: Steve French <sfrench@us.ibm.com>

diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index 37dc97af1487d2eed97fdfffa19f8f90c056830b..699ec11984099bf432cfb44bd780235623321ff4 100644 (file)
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -517,12 +517,10 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry,
                d_add(direntry, NULL);
        /*      if it was once a directory (but how can we tell?) we could do
                shrink_dcache_parent(direntry); */
-       } else {
-               cERROR(1, ("Error 0x%x on cifs_get_inode_info in lookup of %s",
-                          rc, full_path));
-               /* BB special case check for Access Denied - watch security
-               exposure of returning dir info implicitly via different rc
-               if file exists or not but no access BB */
+       } else if (rc != -EACCES) {
+               cERROR(1, ("Unexpected lookup error %d", rc));
+               /* We special case check for Access Denied - since that
+               is a common return code */
        }
 
        kfree(full_path);