sfc: Added checks for heap allocation failure

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/net/sfc/tenxpress.c b/drivers/net/sfc/tenxpress.c
index 38e96ed33d33..c0146061c326 100644
--- a/drivers/net/sfc/tenxpress.c
+++ b/drivers/net/sfc/tenxpress.c
@@ -211,6 +211,8 @@ static int tenxpress_phy_init(struct efx_nic *efx)
         int rc = 0;
 
         phy_data = kzalloc(sizeof(*phy_data), GFP_KERNEL);
+        if (!phy_data)
+                return -ENOMEM;
         efx->phy_data = phy_data;
 
         tenxpress_set_state(efx, TENXPRESS_STATUS_NORMAL);