From: Kulikov Vasiliy <segooon@gmail.com>
Date: Fri, 16 Jul 2010 16:15:25 +0000 (+0400)
Subject: fs: cifs: check kmalloc() result
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=f55fdcca6bf1c17e86a270a8c0d81c6677c61222;p=linux-beck.git

fs: cifs: check kmalloc() result

If kmalloc() fails exit with -ENOMEM.

Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
Acked-by: Dave Kleikamp <shaggy@linux.vnet.ibm.com>
Acked-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
---

diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c
index daf1753af674..d5e591fab475 100644
--- a/fs/cifs/readdir.c
+++ b/fs/cifs/readdir.c
@@ -847,6 +847,11 @@ int cifs_readdir(struct file *file, void *direntry, filldir_t filldir)
 		end_of_smb = cifsFile->srch_inf.ntwrk_buf_start + max_len;
 
 		tmp_buf = kmalloc(UNICODE_NAME_MAX, GFP_KERNEL);
+		if (tmp_buf == NULL) {
+			rc = -ENOMEM;
+			break;
+		}
+
 		for (i = 0; (i < num_to_fill) && (rc == 0); i++) {
 			if (current_entry == NULL) {
 				/* evaluate whether this case is an error */