Add return value check and error handling for fseek call.
Coverity issue: 143435
Fixes: 361b2e9559fc ("acl: new sample l3fwd-acl")
Cc: konstantin.anan...@intel.com
Cc: sta...@dpdk.org
Signed-off-by: Kuba Kozak <kubax.ko...@intel.com>
Acked-by: Konstantin Ananyev <konstantin.anan...@intel.com>
---
examples/l3fwd-acl/main.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/examples/l3fwd-acl/main.c b/examples/l3fwd-acl/main.c
index 8eff4de..708e9eb 100644
--- a/examples/l3fwd-acl/main.c
+++ b/examples/l3fwd-acl/main.c
@@ -1026,6 +1026,7 @@ add_rules(const char *rule_path,
char buff[LINE_MAX];
FILE *fh = fopen(rule_path, "rb");
unsigned int i = 0;
+ int val;
if (fh == NULL)
rte_exit(EXIT_FAILURE, "%s: Open %s failed\n", __func__,
@@ -1042,7 +1043,11 @@ add_rules(const char *rule_path,
rte_exit(EXIT_FAILURE, "Not find any route entries in %s!\n",
rule_path);
- fseek(fh, 0, SEEK_SET);
+ val = fseek(fh, 0, SEEK_SET);
+ if (val < 0) {
+ rte_exit(EXIT_FAILURE, "%s: File seek operation failed\n",
+ __func__);
+ }
acl_rules = calloc(acl_num, rule_size);
--
2.7.4
