bnx2x: Fix possible memory leak on iov error flow

Commit 2dc33bbc4 "bnx2x: Remove the sriov VFOP mechanism" introduced a possible
memory leak on the error flow during multicast filters configuration.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Yuval Mintz <Yuval.Mintz@qlogic.com>
Signed-off-by: Ariel Elior <Ariel.Elior@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
index df15072..5c523b3 100644 (file)
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
@@ -595,6 +595,8 @@ int bnx2x_vf_mcast(struct bnx2x *bp, struct bnx2x_virtf *vf,
        rc = bnx2x_config_mcast(bp, &mcast, BNX2X_MCAST_CMD_DEL);
        if (rc) {
                BNX2X_ERR("Failed to remove multicasts\n");
+               if (mc)
+                       kfree(mc);
                return rc;
        }