* [dpdk-dev] [PATCH] examples/l3fwd-graph: fix unchecked function return values
@ 2020-05-13 20:22 pbhagavatula
2020-05-14 10:39 ` Nithin Dabilpuram
0 siblings, 1 reply; 3+ messages in thread
From: pbhagavatula @ 2020-05-13 20:22 UTC (permalink / raw)
To: jerinj, Kiran Kumar K, Nithin Dabilpuram; +Cc: dev, Pavan Nikhilesh
From: Pavan Nikhilesh <pbhagavatula@marvell.com>
Fix unchecked return values reported by coverity.
Coverity issue: 350601
Fixes: ef853f1fd979 ("examples/l3fwd-graph: add ethdev configuration changes")
Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
---
examples/l3fwd-graph/main.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/examples/l3fwd-graph/main.c b/examples/l3fwd-graph/main.c
index 40108a0d3..c70270c4d 100644
--- a/examples/l3fwd-graph/main.c
+++ b/examples/l3fwd-graph/main.c
@@ -598,6 +598,7 @@ check_all_ports_link_status(uint32_t port_mask)
uint8_t count, all_ports_up, print_flag = 0;
struct rte_eth_link link;
uint16_t portid;
+ int ret;
printf("\nChecking link status");
fflush(stdout);
@@ -612,7 +613,14 @@ check_all_ports_link_status(uint32_t port_mask)
if ((port_mask & (1 << portid)) == 0)
continue;
memset(&link, 0, sizeof(link));
- rte_eth_link_get_nowait(portid, &link);
+ ret = rte_eth_link_get_nowait(portid, &link);
+ if (ret < 0) {
+ all_ports_up = 0;
+ if (print_flag == 1)
+ printf("Port %u link get failed: %s\n",
+ portid, rte_strerror(-ret));
+ continue;
+ }
/* Print link status if flag set */
if (print_flag == 1) {
if (link.link_status)
--
2.17.1
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [dpdk-dev] [PATCH] examples/l3fwd-graph: fix unchecked function return values
2020-05-13 20:22 [dpdk-dev] [PATCH] examples/l3fwd-graph: fix unchecked function return values pbhagavatula
@ 2020-05-14 10:39 ` Nithin Dabilpuram
2020-05-19 17:14 ` Thomas Monjalon
0 siblings, 1 reply; 3+ messages in thread
From: Nithin Dabilpuram @ 2020-05-14 10:39 UTC (permalink / raw)
To: pbhagavatula; +Cc: jerinj, Kiran Kumar K, dev
On Thu, May 14, 2020 at 01:52:17AM +0530, pbhagavatula@marvell.com wrote:
> From: Pavan Nikhilesh <pbhagavatula@marvell.com>
>
> Fix unchecked return values reported by coverity.
>
> Coverity issue: 350601
> Fixes: ef853f1fd979 ("examples/l3fwd-graph: add ethdev configuration changes")
>
> Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
Acked-by: Nithin Dabilpuram <ndabilpuram@marvell.com>
> ---
> examples/l3fwd-graph/main.c | 10 +++++++++-
> 1 file changed, 9 insertions(+), 1 deletion(-)
>
> diff --git a/examples/l3fwd-graph/main.c b/examples/l3fwd-graph/main.c
> index 40108a0d3..c70270c4d 100644
> --- a/examples/l3fwd-graph/main.c
> +++ b/examples/l3fwd-graph/main.c
> @@ -598,6 +598,7 @@ check_all_ports_link_status(uint32_t port_mask)
> uint8_t count, all_ports_up, print_flag = 0;
> struct rte_eth_link link;
> uint16_t portid;
> + int ret;
>
> printf("\nChecking link status");
> fflush(stdout);
> @@ -612,7 +613,14 @@ check_all_ports_link_status(uint32_t port_mask)
> if ((port_mask & (1 << portid)) == 0)
> continue;
> memset(&link, 0, sizeof(link));
> - rte_eth_link_get_nowait(portid, &link);
> + ret = rte_eth_link_get_nowait(portid, &link);
> + if (ret < 0) {
> + all_ports_up = 0;
> + if (print_flag == 1)
> + printf("Port %u link get failed: %s\n",
> + portid, rte_strerror(-ret));
> + continue;
> + }
> /* Print link status if flag set */
> if (print_flag == 1) {
> if (link.link_status)
> --
> 2.17.1
>
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [dpdk-dev] [PATCH] examples/l3fwd-graph: fix unchecked function return values
2020-05-14 10:39 ` Nithin Dabilpuram
@ 2020-05-19 17:14 ` Thomas Monjalon
0 siblings, 0 replies; 3+ messages in thread
From: Thomas Monjalon @ 2020-05-19 17:14 UTC (permalink / raw)
To: pbhagavatula; +Cc: dev, jerinj, Kiran Kumar K, Nithin Dabilpuram
14/05/2020 12:39, Nithin Dabilpuram:
> On Thu, May 14, 2020 at 01:52:17AM +0530, pbhagavatula@marvell.com wrote:
> > From: Pavan Nikhilesh <pbhagavatula@marvell.com>
> >
> > Fix unchecked return values reported by coverity.
> >
> > Coverity issue: 350601
> > Fixes: ef853f1fd979 ("examples/l3fwd-graph: add ethdev configuration changes")
> >
> > Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
>
> Acked-by: Nithin Dabilpuram <ndabilpuram@marvell.com>
Applied with a more precise title:
examples/l3fwd-graph: check link query failure
^ permalink raw reply [flat|nested] 3+ messages in thread
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2020-05-13 20:22 [dpdk-dev] [PATCH] examples/l3fwd-graph: fix unchecked function return values pbhagavatula
2020-05-14 10:39 ` Nithin Dabilpuram
2020-05-19 17:14 ` Thomas Monjalon
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