Re: [dpdk-dev] [PATCH] app/testpmd: fix wrong return value

[Ye Xiaolong <xiaolong.ye@intel.com>]

On 09/29, Qi Zhang wrote:
>The patch fix the issue that return value in parse_vc_action_rss
>be overwritten unexpectly. That cause an rte_flow creation command
>with rss action does not work.
>
>For example:
>
>testpmd> flow create 0 ingress pattern eth / ipv4 / end \
>actions rss types ipv4 end / end
>
>We will get error "Bad Agument"
>
>Fixes: f5267e485a2a ("app/testpmd: check status of getting ethdev info")
>
>Reported-by: Simei Su <simei.su@intel.com>
>Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
>---
> app/test-pmd/cmdline_flow.c | 7 ++++---
> 1 file changed, 4 insertions(+), 3 deletions(-)
>
>diff --git a/app/test-pmd/cmdline_flow.c b/app/test-pmd/cmdline_flow.c
>index 369426cbd..932bdb98e 100644
>--- a/app/test-pmd/cmdline_flow.c
>+++ b/app/test-pmd/cmdline_flow.c
>@@ -3549,10 +3549,11 @@ parse_vc_action_rss(struct context *ctx, const struct token *token,
> 	if (!port_id_is_invalid(ctx->port, DISABLED_WARN) &&
> 	    ctx->port != (portid_t)RTE_PORT_ALL) {
> 		struct rte_eth_dev_info info;
>+		int ret2;
> 
>-		ret = rte_eth_dev_info_get(ctx->port, &info);
>-		if (ret != 0)
>-			return ret;
>+		ret2 = rte_eth_dev_info_get(ctx->port, &info);
>+		if (ret2 != 0)
>+			return ret2;
> 
> 		action_rss_data->conf.key_len =
> 			RTE_MIN(sizeof(action_rss_data->key),
>-- 
>2.13.6
>

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