patch "staging: vt6655: device_rx_srv check sk_buff is NULL" added to staging-next

This is a note to let you know that I've just added the patch titled

staging: vt6655: device_rx_srv check sk_buff is NULL

to my staging git tree which can be found at
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git
in the staging-next branch.

The patch will show up in the next release of the linux-next tree (usually sometime within the next 24 hours during the week.)

The patch will also be merged in the next major kernel release during the merge window.

If you have any questions about this process, please let me know.

From: Malcolm Priestley <[email protected]>
Date: Sun, 31 May 2015 10:35:28 +0100
Subject: staging: vt6655: device_rx_srv check sk_buff is NULL

There is a small chance that pRD->pRDInfo->skb could go NULL while the interrupt is processing.

Put NULL check on loop to break out.

---
 drivers/staging/vt6655/device_main.c | 4 ++++
 1 file changed, 4 insertions(+)

index aec3ccec2231..8dbde24eb154 100644
@@ -805,6 +805,10 @@ static int device_rx_srv(struct vnt_private *pDevice, unsigned int uIdx)
 	     pRD = pRD->next) {
 		if (works++ > 15)
 			break;
+
+		if (!pRD->pRDInfo->skb)
+			break;
+
 		if (vnt_receive_frame(pDevice, pRD)) {
 			if (!device_alloc_rx_buf(pDevice, pRD)) {
 				dev_err(&pDevice->pcid->dev,

2.4.2