From: "Dumitrescu, Cristian" <cristian.dumitrescu@intel.com>
To: Stephen Hemminger <stephen@networkplumber.org>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH 2/5] example_ip_pipeline: avoid strncpy issue
Date: Wed, 9 Sep 2015 18:22:25 +0000 [thread overview]
Message-ID: <3EB4FA525960D640B5BDFFD6A3D89126478B952D@IRSMSX108.ger.corp.intel.com> (raw)
In-Reply-To: <1441072746-29174-3-git-send-email-stephen@networkplumber.org>
> -----Original Message-----
> From: Stephen Hemminger [mailto:stephen@networkplumber.org]
> Sent: Tuesday, September 1, 2015 4:59 AM
> To: Dumitrescu, Cristian
> Cc: dev@dpdk.org; Stephen Hemminger
> Subject: [PATCH 2/5] example_ip_pipeline: avoid strncpy issue
>
> If name is so long that it fills buffer, then string would not
> be null terminated.
>
> Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
> ---
> examples/ip_pipeline/config_parse_tm.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/examples/ip_pipeline/config_parse_tm.c
> b/examples/ip_pipeline/config_parse_tm.c
> index 84702b0..4a35715 100644
> --- a/examples/ip_pipeline/config_parse_tm.c
> +++ b/examples/ip_pipeline/config_parse_tm.c
> @@ -354,7 +354,9 @@ tm_cfgfile_load_sched_subport(
> profile = atoi(entries[j].value);
> strncpy(name,
> entries[j].name,
> - sizeof(name));
> + CFG_NAME_LEN - 1);
> + name[CFG_NAME_LEN-1] = '\0';
> +
> n_tokens = rte_strsplit(
> &name[sizeof("pipe")],
> strnlen(name,
> CFG_NAME_LEN),
> --
> 2.1.4
Acked-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
next prev parent reply other threads:[~2015-09-09 18:22 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-01 1:59 [dpdk-dev] [PATCH 0/5] fixup ip pipeline examples Stephen Hemminger
2015-09-01 1:59 ` [dpdk-dev] [PATCH 1/5] examples_ip_pipeline: fix typo's Stephen Hemminger
2015-09-09 18:21 ` Dumitrescu, Cristian
2015-09-01 1:59 ` [dpdk-dev] [PATCH 2/5] example_ip_pipeline: avoid strncpy issue Stephen Hemminger
2015-09-09 18:22 ` Dumitrescu, Cristian [this message]
2015-09-10 8:44 ` Bruce Richardson
2015-09-01 1:59 ` [dpdk-dev] [PATCH 3/5] example_ip_pipeline: fix sizeof() on memcpy Stephen Hemminger
2015-09-09 18:25 ` Dumitrescu, Cristian
2015-09-09 18:47 ` Stephen Hemminger
2015-09-01 1:59 ` [dpdk-dev] [PATCH 4/5] examples_ip_pipeline: remove useless code Stephen Hemminger
2015-09-09 18:31 ` Dumitrescu, Cristian
2015-09-01 1:59 ` [dpdk-dev] [PATCH 5/5] examples_ip_pipeline: fix possible string overrun Stephen Hemminger
2015-09-09 18:33 ` Dumitrescu, Cristian
2015-09-09 18:35 ` [dpdk-dev] [PATCH 0/5] fixup ip pipeline examples Dumitrescu, Cristian
2015-10-07 16:43 ` Thomas Monjalon
2015-10-12 14:51 ` Dumitrescu, Cristian
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