From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rosen Xu Subject: [PATCH v2 3/3] bus/ifpga: fix null pointer dereferences issue Date: Tue, 22 May 2018 18:26:18 +0800 Message-ID: <1526984778-95506-4-git-send-email-rosen.xu@intel.com> References: <1526478506-153943-1-git-send-email-rosen.xu@intel.com> <1526984778-95506-1-git-send-email-rosen.xu@intel.com> Cc: rosen.xu@intel.com, roy.fan.zhang@intel.com, declan.doherty@intel.com, bruce.richardson@intel.com, shreyansh.jain@nxp.com, ferruh.yigit@intel.com, konstantin.ananyev@intel.com, tianfei.zhang@intel.com, song.liu@intel.com, hao.wu@intel.com, gaetan.rivet@6wind.com, stable@dpdk.org To: dev@dpdk.org, thomas@monjalon.net Return-path: In-Reply-To: <1526984778-95506-1-git-send-email-rosen.xu@intel.com> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Fix ifpga_scan_one() null pointer dereferences issue. Coverity issue: 279454 Fixes: 05fa3d4a6539 ("bus/ifpga: add Intel FPGA bus library") Cc: stable@dpdk.org Signed-off-by: Rosen Xu --- 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