* [dpdk-dev] [PATCH v1] examples/vhost: fix missing args length check
@ 2020-11-06 3:24 Cheng Jiang
2020-11-10 9:44 ` Maxime Coquelin
2020-11-13 8:41 ` Maxime Coquelin
0 siblings, 2 replies; 3+ messages in thread
From: Cheng Jiang @ 2020-11-06 3:24 UTC (permalink / raw)
To: maxime.coquelin, chenbo.xia; +Cc: dev, patrick.fu, YvonneX.Yang, Cheng Jiang
Add args length check before copying to fix the coverity issue.
Fixes: 3a04ecb21420 ("examples/vhost: add async vhost args parsing")
Coverity issue: 363741
Signed-off-by: Cheng Jiang <Cheng1.jiang@intel.com>
---
examples/vhost/main.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/examples/vhost/main.c b/examples/vhost/main.c
index 59a1aff07c..ec88874d16 100644
--- a/examples/vhost/main.c
+++ b/examples/vhost/main.c
@@ -634,6 +634,12 @@ us_vhost_parse_args(int argc, char **argv)
if (!strncmp(long_option[option_index].name,
"dma-type", MAX_LONG_OPT_SZ)) {
+ if (strlen(optarg) >= MAX_LONG_OPT_SZ) {
+ RTE_LOG(INFO, VHOST_CONFIG,
+ "Wrong DMA type\n");
+ us_vhost_usage(prgname);
+ return -1;
+ }
strcpy(dma_type, optarg);
}
--
2.29.2
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [dpdk-dev] [PATCH v1] examples/vhost: fix missing args length check
2020-11-06 3:24 [dpdk-dev] [PATCH v1] examples/vhost: fix missing args length check Cheng Jiang
@ 2020-11-10 9:44 ` Maxime Coquelin
2020-11-13 8:41 ` Maxime Coquelin
1 sibling, 0 replies; 3+ messages in thread
From: Maxime Coquelin @ 2020-11-10 9:44 UTC (permalink / raw)
To: Cheng Jiang, chenbo.xia; +Cc: dev, patrick.fu, YvonneX.Yang
On 11/6/20 4:24 AM, Cheng Jiang wrote:
> Add args length check before copying to fix the coverity issue.
>
> Fixes: 3a04ecb21420 ("examples/vhost: add async vhost args parsing")
> Coverity issue: 363741
>
> Signed-off-by: Cheng Jiang <Cheng1.jiang@intel.com>
> ---
> examples/vhost/main.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/examples/vhost/main.c b/examples/vhost/main.c
> index 59a1aff07c..ec88874d16 100644
> --- a/examples/vhost/main.c
> +++ b/examples/vhost/main.c
> @@ -634,6 +634,12 @@ us_vhost_parse_args(int argc, char **argv)
>
> if (!strncmp(long_option[option_index].name,
> "dma-type", MAX_LONG_OPT_SZ)) {
> + if (strlen(optarg) >= MAX_LONG_OPT_SZ) {
> + RTE_LOG(INFO, VHOST_CONFIG,
> + "Wrong DMA type\n");
> + us_vhost_usage(prgname);
> + return -1;
> + }
> strcpy(dma_type, optarg);
> }
>
>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Thanks,
Maxime
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [dpdk-dev] [PATCH v1] examples/vhost: fix missing args length check
2020-11-06 3:24 [dpdk-dev] [PATCH v1] examples/vhost: fix missing args length check Cheng Jiang
2020-11-10 9:44 ` Maxime Coquelin
@ 2020-11-13 8:41 ` Maxime Coquelin
1 sibling, 0 replies; 3+ messages in thread
From: Maxime Coquelin @ 2020-11-13 8:41 UTC (permalink / raw)
To: Cheng Jiang, chenbo.xia; +Cc: dev, patrick.fu, YvonneX.Yang
On 11/6/20 4:24 AM, Cheng Jiang wrote:
> Add args length check before copying to fix the coverity issue.
>
> Fixes: 3a04ecb21420 ("examples/vhost: add async vhost args parsing")
> Coverity issue: 363741
>
> Signed-off-by: Cheng Jiang <Cheng1.jiang@intel.com>
> ---
> examples/vhost/main.c | 6 ++++++
> 1 file changed, 6 insertions(+)
Applied to dpdk-next-virtio/main.
Thanks,
Maxime
^ permalink raw reply [flat|nested] 3+ messages in thread
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2020-11-06 3:24 [dpdk-dev] [PATCH v1] examples/vhost: fix missing args length check Cheng Jiang
2020-11-10 9:44 ` Maxime Coquelin
2020-11-13 8:41 ` Maxime Coquelin
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