Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.
Fixes: b1fb1f280d09 ("cxgb3 - Fix dma mapping error path")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>
Acked-by: Raju Rangoju <rajur@chelsio.com>
Link: https://lore.kernel.org/r/1606902965-1646-1-git-send-email-zhangchangzhong@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
 
                          GFP_KERNEL | __GFP_COMP);
        if (!avail) {
                CH_ALERT(adapter, "free list queue 0 initialization failed\n");
+               ret = -ENOMEM;
                goto err;
        }
        if (avail < q->fl[0].size)