linux-kernel - [PATCH 10/15] fs: cifs: check kmalloc() result

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Date:	Fri, 16 Jul 2010 20:15:25 +0400
From:	Kulikov Vasiliy <segooon@...il.com>
To:	kernel-janitors@...r.kernel.org
Cc:	Steve French <sfrench@...ba.org>, Jeff Layton <jlayton@...hat.com>,
	Dave Kleikamp <shaggy@...ux.vnet.ibm.com>,
	Tejun Heo <tj@...nel.org>, Joe Perches <joe@...ches.com>,
	linux-cifs@...r.kernel.org, samba-technical@...ts.samba.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 10/15] fs: cifs: check kmalloc() result

If kmalloc() fails exit with -ENOMEM.

Signed-off-by: Kulikov Vasiliy <segooon@...il.com>
---
 fs/cifs/readdir.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c
index daf1753..d5e591f 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 */
-- 
1.7.0.4

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