[dpdk-stable] [PATCH v3] drivers: ifpga_rawdev: fix fd leak in rte_fpga_do_pr

[Li Qiang]

In rte_fpga_do_pr() function, if 'stat' return error the
'file_fd' is never closed thus leading a fd leak. This patch
avoids this.

Coverity issue: 279441
Fixes: ef1e8ede3da59e("raw/ifpga: add Intel FPGA bus rawdev driver")
Cc: stable at dpdk.org

Signed-off-by: Li Qiang <liq3ea at 163.com>
---
Change since v2: add proper tags in commit message

 drivers/raw/ifpga_rawdev/ifpga_rawdev.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/raw/ifpga_rawdev/ifpga_rawdev.c b/drivers/raw/ifpga_rawdev/ifpga_rawdev.c
index da772d026..eff001b59 100644
--- a/drivers/raw/ifpga_rawdev/ifpga_rawdev.c
+++ b/drivers/raw/ifpga_rawdev/ifpga_rawdev.c
@@ -244,7 +244,8 @@ rte_fpga_do_pr(struct rte_rawdev *rawdev, int port_id,
 	if (ret) {
 		IFPGA_RAWDEV_PMD_ERR("stat on bitstream file failed: %s\n",
 				file_name);
-		return -EINVAL;
+		ret = -EINVAL;
+		goto close_fd;
 	}
 	buffer_size = file_stat.st_size;
 	IFPGA_RAWDEV_PMD_INFO("bitstream file size: %zu\n", buffer_size);
-- 
2.19.1.3.ge56e4f7