From: Xiaoyun Li <xiaoyun.li@intel.com>
Date: Mon, 5 Aug 2019 05:57:28 +0000 (+0800)
Subject: examples/ntb: fix error handling
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=440af660ff83271acc747cfc2482c38c88beb59c;p=dpdk.git

examples/ntb: fix error handling

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@dpdk.org

Signed-off-by: Xiaoyun Li <xiaoyun.li@intel.com>
Reviewed-by: Xiaolong Ye <xiaolong.ye@intel.com>
---

diff --git a/examples/ntb/ntb_fwd.c b/examples/ntb/ntb_fwd.c
index c169f01a3d..f8c970cdb8 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