From 0a4ecc2c5e0479f269e6ca5f9588b23d649aa948 Mon Sep 17 00:00:00 2001 From: Christophe Jaillet Date: Fri, 5 May 2017 21:29:13 +0200 Subject: [PATCH] i40e: Check for memory allocation failure If 'kzalloc' fails, a NULL pointer will be dereferenced. Return -ENOMEM instead. Signed-off-by: Christophe JAILLET Tested-by: Andrew Bowers Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/i40e/i40e_client.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/ethernet/intel/i40e/i40e_client.c b/drivers/net/ethernet/intel/i40e/i40e_client.c index c3b81a97558e..088b4a43bd2a 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_client.c +++ b/drivers/net/ethernet/intel/i40e/i40e_client.c @@ -595,6 +595,8 @@ static int i40e_client_setup_qvlist(struct i40e_info *ldev, size = sizeof(struct i40e_qvlist_info) + (sizeof(struct i40e_qv_info) * (qvlist_info->num_vectors - 1)); ldev->qvlist_info = kzalloc(size, GFP_KERNEL); + if (!ldev->qvlist_info) + return -ENOMEM; ldev->qvlist_info->num_vectors = qvlist_info->num_vectors; for (i = 0; i < qvlist_info->num_vectors; i++) { -- 2.30.2