net/bnxt: fix a pointer deref before null check

[dpdk.git] / drivers / net / bnxt / bnxt_ethdev.c

diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c
index 9065a12dfce9bb2d0a4ae9797399cc185e68a0f2..c2d54efd89d05f586f4c71832aa49baab482d682 100644 (file)
--- a/drivers/net/bnxt/bnxt_ethdev.c
+++ b/drivers/net/bnxt/bnxt_ethdev.c
@@ -2039,6 +2039,11 @@ bnxt_cfg_ntuple_filter(struct bnxt *bp,
                        goto free_filter;
                STAILQ_INSERT_TAIL(&vnic->filter, bfilter, next);
        } else {
+               if (mfilter == NULL) {
+                       /* This should not happen. But for Coverity! */
+                       ret = -ENOENT;
+                       goto free_filter;
+               }
                ret = bnxt_hwrm_clear_ntuple_filter(bp, mfilter);
 
                STAILQ_REMOVE(&vnic->filter, mfilter, bnxt_filter_info,