[2/2] cifs: fix module refcount leak in find_domain_name

Commit Message

Jeff Layton Sept. 24, 2010, 12:58 p.m. UTC

None

Patch

diff --git a/fs/cifs/cifsencrypt.c b/fs/cifs/cifsencrypt.c
index 388ebe3..ccb13e6 100644
--- a/fs/cifs/cifsencrypt.c
+++ b/fs/cifs/cifsencrypt.c
@@ -363,13 +363,16 @@  find_domain_name(struct cifsSesInfo *ses)
 			if (!attrsize)
 				break;
 			if (!ses->domainName) {
+				struct nls_table *default_nls;
 				ses->domainName =
 					kmalloc(attrsize + 1, GFP_KERNEL);
 				if (!ses->domainName)
 						return -ENOMEM;
+				default_nls = load_nls_default();
 				cifs_from_ucs2(ses->domainName,
 					(__le16 *)blobptr, attrsize, attrsize,
-					load_nls_default(), false);
+					default_nls, false);
+				unload_nls(default_nls);
 				break;
 			}
 		}