[dpdk-stable] [dpdk-dev] [PATCH 2/2] net/bnxt: add memory allocation check in vf_info init
wangyunjian
wangyunjian at huawei.com
Fri Jul 31 14:09:06 CEST 2020
From: Yunjian Wang <wangyunjian at huawei.com>
The function rte_malloc() could return NULL, the return
value need to be checked.
Fixes: b7778e8a1c00 ("net/bnxt: refactor to properly allocate resources for PF/VF")
Cc: stable at dpdk.org
Signed-off-by: Yunjian Wang <wangyunjian at huawei.com>
---
drivers/net/bnxt/bnxt_hwrm.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c
index 643dd9897..43e3e2753 100644
--- a/drivers/net/bnxt/bnxt_hwrm.c
+++ b/drivers/net/bnxt/bnxt_hwrm.c
@@ -711,8 +711,12 @@ static int __bnxt_hwrm_func_qcaps(struct bnxt *bp)
if (new_max_vfs != bp->pf->max_vfs) {
if (bp->pf->vf_info)
bnxt_hwrm_free_vf_info(bp);
- bp->pf->vf_info = rte_malloc("bnxt_vf_info",
+ bp->pf->vf_info = rte_zmalloc("bnxt_vf_info",
sizeof(bp->pf->vf_info[0]) * new_max_vfs, 0);
+ if (bp->pf->vf_info == NULL) {
+ PMD_DRV_LOG(ERR, "Alloc vf info fail\n");
+ return -ENOMEM;
+ }
bp->pf->max_vfs = new_max_vfs;
for (i = 0; i < new_max_vfs; i++) {
bp->pf->vf_info[i].fid =
--
2.23.0
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