linux-kernel - [PATCH 08/14] staging: tidspbridge: check return code of kzalloc

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Date:	Sun,  5 Sep 2010 22:32:49 +0400
From:	Kulikov Vasiliy <segooon@...il.com>
To:	kernel-janitors@...r.kernel.org
Cc:	Vasiliy Kulikov <segooon@...il.com>,
	Greg Kroah-Hartman <gregkh@...e.de>,
	Rene Sapiens <rene.sapiens@...com>, Nishanth Menon <nm@...com>,
	Ernesto Ramos <ernesto@...com>,
	Felipe Contreras <felipe.contreras@...il.com>,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH 08/14] staging: tidspbridge: check return code of kzalloc

From: Vasiliy Kulikov <segooon@...il.com>

Function kzalloc may fail. Check for it.

Signed-off-by: Vasiliy Kulikov <segooon@...il.com>
---
 I couldn't compile this driver at all, so it is not tested.

 drivers/staging/tidspbridge/rmgr/dbdcd.c |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/drivers/staging/tidspbridge/rmgr/dbdcd.c b/drivers/staging/tidspbridge/rmgr/dbdcd.c
index f71e860..3581a55 100644
--- a/drivers/staging/tidspbridge/rmgr/dbdcd.c
+++ b/drivers/staging/tidspbridge/rmgr/dbdcd.c
@@ -487,6 +487,10 @@ int dcd_get_object_def(struct dcd_manager *hdcd_mgr,
 
 	/* Allocate zeroed buffer. */
 	psz_coff_buf = kzalloc(ul_len + 4, GFP_KERNEL);
+	if (psz_coff_buf == NULL) {
+		status = -ENOMEM;
+		goto func_end;
+	}
 #ifdef _DB_TIOMAP
 	if (strstr(dcd_key->path, "iva") == NULL) {
 		/* Locate section by objectID and read its content. */
@@ -571,6 +575,10 @@ int dcd_get_objects(struct dcd_manager *hdcd_mgr,
 
 	/* Allocate zeroed buffer. */
 	psz_coff_buf = kzalloc(ul_len + 4, GFP_KERNEL);
+	if (psz_coff_buf == NULL) {
+		status = -ENOMEM;
+		goto func_cont;
+	}
 #ifdef _DB_TIOMAP
 	if (strstr(sz_coff_path, "iva") == NULL) {
 		/* Locate section by objectID and read its content. */
-- 
1.7.0.4

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