linux-kernel - [PATCH] Check if skb_alloc returns Null in function fw_download

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <1402975393-26830-1-git-send-email-xerofoify@gmail.com>
Date:	Mon, 16 Jun 2014 23:23:13 -0400
From:	Nicholas Krause <xerofoify@...il.com>
To:	gregkh@...uxfoundation.org
Cc:	valentina.manea.m@...il.com, lisa@...apiadmin.com,
	ben@...adent.org.uk, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] Check if skb_alloc returns Null in function fw_download_code

Signed-off-by: Nicholas Krause <xerofoify@...il.com>
---
 drivers/staging/rtl8192e/rtl8192e/r8192E_firmware.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/staging/rtl8192e/rtl8192e/r8192E_firmware.c b/drivers/staging/rtl8192e/rtl8192e/r8192E_firmware.c
index 1a95d1f..11e915e 100644
--- a/drivers/staging/rtl8192e/rtl8192e/r8192E_firmware.c
+++ b/drivers/staging/rtl8192e/rtl8192e/r8192E_firmware.c
@@ -61,11 +61,13 @@ static bool fw_download_code(struct net_device *dev, u8 *code_virtual_address,
 		}
 
 		skb  = dev_alloc_skb(frag_length + 4);
+		if (!skb) {
 		memcpy((unsigned char *)(skb->cb), &dev, sizeof(dev));
 		tcb_desc = (struct cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
 		tcb_desc->queue_index = TXCMD_QUEUE;
 		tcb_desc->bCmdOrInit = DESC_PACKET_TYPE_INIT;
 		tcb_desc->bLastIniPkt = bLastIniPkt;
+		}
 
 		seg_ptr = skb->data;
 		for (i = 0; i < frag_length; i += 4) {
-- 
1.9.1

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/