linux-kernel - [PATCH] fs/cifs/readdir.c: check kmalloc() return value.

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Message-Id: <20070308231803.50e7268f.amit2030@gmail.com>
Date:	Thu, 8 Mar 2007 23:18:03 -0800
From:	Amit Choudhary <amit2030@...il.com>
To:	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: [PATCH] fs/cifs/readdir.c: check kmalloc() return value.

Description: Check the return value of kmalloc() in function cifs_readdir(), in file fs/cifs/readdir.c.

Signed-off-by: Amit Choudhary <amit2030@...il.com>

diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c
index b5b0a2a..2d43b2a 100644
--- a/fs/cifs/readdir.c
+++ b/fs/cifs/readdir.c
@@ -1063,6 +1063,11 @@ int cifs_readdir(struct file *file, void
 		such multibyte target UTF-8 characters. cifs_unicode.c,
 		which actually does the conversion, has the same limit */
 		tmp_buf = kmalloc((2 * NAME_MAX) + 4, GFP_KERNEL);
+		if (!tmp_buf) {
+			cERROR(1, ("No memory!"));
+			rc = -ENOMEM;
+			goto rddir2_exit;
+		}
 		for(i=0;(i<num_to_fill) && (rc == 0);i++) {
 			if(current_entry == NULL) {
 				/* evaluate whether this case is an error */
-
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