diff options
| author | Artem Chernyshev <artem.chernyshev@red-soft.ru> | 2023-09-05 15:40:48 +0300 |
|---|---|---|
| committer | Leon Romanovsky <leon@kernel.org> | 2023-09-11 14:55:53 +0300 |
| commit | 8fb8a82086f5bda6893ea6557c5a458e4549c6d7 (patch) | |
| tree | 9d666f47188e414aecd67290a7febfe74f11bdfb | |
| parent | 53a3f777049771496f791504e7dc8ef017cba590 (diff) | |
RDMA/cxgb4: Check skb value for failure to allocate
get_skb() can fail to allocate skb, so check it.
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Fixes: 5be78ee924ae ("RDMA/cxgb4: Fix LE hash collision bug for active open connection")
Signed-off-by: Artem Chernyshev <artem.chernyshev@red-soft.ru>
Link: https://lore.kernel.org/r/20230905124048.284165-1-artem.chernyshev@red-soft.ru
Signed-off-by: Leon Romanovsky <leon@kernel.org>
| -rw-r--r-- | drivers/infiniband/hw/cxgb4/cm.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c index ced615b5ea09..040ba2224f9f 100644 --- a/drivers/infiniband/hw/cxgb4/cm.c +++ b/drivers/infiniband/hw/cxgb4/cm.c @@ -1965,6 +1965,9 @@ static int send_fw_act_open_req(struct c4iw_ep *ep, unsigned int atid) int win; skb = get_skb(NULL, sizeof(*req), GFP_KERNEL); + if (!skb) + return -ENOMEM; + req = __skb_put_zero(skb, sizeof(*req)); req->op_compl = htonl(WR_OP_V(FW_OFLD_CONNECTION_WR)); req->len16_pkd = htonl(FW_WR_LEN16_V(DIV_ROUND_UP(sizeof(*req), 16))); |