[dpdk-dev] [PATCH] app/testpmd: unchecked return value
Slawomir Mrozowicz
slawomirx.mrozowicz at intel.com
Wed Jun 15 12:33:42 CEST 2016
Calling rte_eth_dev_rss_hash_update without checking return value.
Fixed by handle return value and print out error status.
Fixes: ce8d561418d4 ("app/testpmd: add port configuration settings")
Coverity ID 119251
Signed-off-by: Slawomir Mrozowicz <slawomirx.mrozowicz at intel.com>
---
app/test-pmd/cmdline.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c
index c5b9479..9616790 100644
--- a/app/test-pmd/cmdline.c
+++ b/app/test-pmd/cmdline.c
@@ -1524,6 +1524,7 @@ cmd_config_rss_parsed(void *parsed_result,
{
struct cmd_config_rss *res = parsed_result;
struct rte_eth_rss_conf rss_conf;
+ int diag;
uint8_t i;
if (!strcmp(res->value, "all"))
@@ -1547,8 +1548,13 @@ cmd_config_rss_parsed(void *parsed_result,
return;
}
rss_conf.rss_key = NULL;
- for (i = 0; i < rte_eth_dev_count(); i++)
- rte_eth_dev_rss_hash_update(i, &rss_conf);
+ for (i = 0; i < rte_eth_dev_count(); i++) {
+ diag = rte_eth_dev_rss_hash_update(i, &rss_conf);
+ if (diag < 0)
+ printf("Configuration of RSS hash at ethernet port %d "
+ "failed with error (%d): %s.\n",
+ i, -diag, strerror(-diag));
+ }
}
cmdline_parse_token_string_t cmd_config_rss_port =
--
1.9.1
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