bnx2x: Check unzip return code

Without this check, when running out of memory, we will see PSOD's in
bnx2x_init_fill() when doing a memset().  This is because at that time,
bp->gunzip_buf is not pointing to a valid allocated space.

Signed-off-by: Benjamin Li <benli@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/net/bnx2x_main.c b/drivers/net/bnx2x_main.c
index 59aacd84d7e1..edd7b137b76c 100644
--- a/drivers/net/bnx2x_main.c
+++ b/drivers/net/bnx2x_main.c
@@ -6512,7 +6512,9 @@ static int bnx2x_init_hw(struct bnx2x *bp, u32 load_code)
 
         bp->dmae_ready = 0;
         mutex_init(&bp->dmae_mutex);
-        bnx2x_gunzip_init(bp);
+        rc = bnx2x_gunzip_init(bp);
+        if (rc)
+                return rc;
 
         switch (load_code) {
         case FW_MSG_CODE_DRV_LOAD_COMMON: