From: Stephen Hemminger <stephen@networkplumber.org>
To: cristian.dumitrescu@intel.com
Cc: dev@dpdk.org
Subject: [dpdk-dev] [PATCH 2/5] example_ip_pipeline: avoid strncpy issue
Date: Mon, 31 Aug 2015 18:59:03 -0700 [thread overview]
Message-ID: <1441072746-29174-3-git-send-email-stephen@networkplumber.org> (raw)
In-Reply-To: <1441072746-29174-1-git-send-email-stephen@networkplumber.org>
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
next prev parent reply other threads:[~2015-09-01 1:58 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 ` Stephen Hemminger [this message]
2015-09-09 18:22 ` [dpdk-dev] [PATCH 2/5] example_ip_pipeline: avoid strncpy issue Dumitrescu, Cristian
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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