* [PATCH] i40e: Check for memory allocation failure
@ 2017-05-05 19:29 Christophe JAILLET
0 siblings, 0 replies; only message in thread
From: Christophe JAILLET @ 2017-05-05 19:29 UTC (permalink / raw)
To: jeffrey.t.kirsher
Cc: intel-wired-lan, linux-kernel, kernel-janitors, Christophe JAILLET
If 'kzalloc' fails, a NULL pointer will be dereferenced. Return -ENOMEM
instead.
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
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 eb2896fd52a6..86e99ed7fb04 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++) {
--
2.11.0
^ permalink raw reply related [flat|nested] only message in thread
only message in thread, other threads:[~2017-05-05 19:33 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2017-05-05 19:29 [PATCH] i40e: Check for memory allocation failure Christophe JAILLET
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).