[dpdk-stable] [dpdk-dev] [PATCH v2] examples/ntb: fix error handling

[Ye Xiaolong]

On 08/05, Xiaoyun Li wrote:
>This patch adds return value checking for fseek function to fix
>error handling issue found by coverity scan.
>
>Coverity issue: 344996
>Fixes: c5eebf85badc ("examples/ntb: add example for NTB")
>Cc: stable at dpdk.org
>
>Signed-off-by: Xiaoyun Li <xiaoyun.li at intel.com>
>---
> examples/ntb/ntb_fwd.c | 10 ++++++++--
> 1 file changed, 8 insertions(+), 2 deletions(-)
>
>diff --git a/examples/ntb/ntb_fwd.c b/examples/ntb/ntb_fwd.c
>index c169f01a3..f8c970cdb 100644
>--- a/examples/ntb/ntb_fwd.c
>+++ b/examples/ntb/ntb_fwd.c
>@@ -125,9 +125,15 @@ cmd_sendfile_parsed(void *parsed_result,
> 		return;
> 	}
> 
>-	fseek(file, 0, SEEK_END);
>+	if (fseek(file, 0, SEEK_END) < 0) {
>+		printf("Fail to get file size.\n");
>+		return;
>+	}
> 	size = ftell(file);
>-	fseek(file, 0, SEEK_SET);
>+	if (fseek(file, 0, SEEK_SET) < 0) {
>+		printf("Fail to get file size.\n");
>+		return;
>+	}
> 
> 	/**
> 	 * No FIFO now. Only test memory. Limit sending file
>-- 
>2.17.1
>

Reviewed-by: Xiaolong Ye <xiaolong.ye at intel.com>