[dpdk-dev] [PATCH v2 3/3] bus/ifpga: fix null pointer dereferences issue

[Rosen Xu]

Fix ifpga_scan_one() null pointer dereferences issue.

Coverity issue: 279454
Fixes: 05fa3d4a6539 ("bus/ifpga: add Intel FPGA bus library")
Cc: sta...@dpdk.org

Signed-off-by: Rosen Xu <rosen...@intel.com>
---
 drivers/bus/ifpga/ifpga_bus.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/bus/ifpga/ifpga_bus.c b/drivers/bus/ifpga/ifpga_bus.c
index db16173..b324872 100644
--- a/drivers/bus/ifpga/ifpga_bus.c
+++ b/drivers/bus/ifpga/ifpga_bus.c
@@ -159,7 +159,8 @@ void rte_ifpga_driver_unregister(struct rte_afu_driver 
*driver)
                goto end;
 
        strlcpy(afu_pr_conf.bs_path, path, sizeof(afu_pr_conf.bs_path));
-       if (rawdev->dev_ops->firmware_load &&
+       if (rawdev->dev_ops &&
+               rawdev->dev_ops->firmware_load &&
                rawdev->dev_ops->firmware_load(rawdev,
                                &afu_pr_conf)){
                IFPGA_BUS_ERR("firmware load error %d\n", ret);
-- 
1.8.3.1