[dpdk-dev] [PATCH 2/2] eal: fix service core index validity
Min Hu (Connor)
humin29 at huawei.com
Wed Apr 21 03:17:17 CEST 2021
From: Chengwen Feng <fengchengwen at huawei.com>
This patch adds checking for service core index validity when parsing
service corelist.
Fixes: 7dbd7a6413ef ("service: add -S corelist option")
Cc: stable at dpdk.org
Signed-off-by: Chengwen Feng <fengchengwen at huawei.com>
Signed-off-by: Min Hu (Connor) <humin29 at huawei.com>
---
lib/librte_eal/common/eal_common_options.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/lib/librte_eal/common/eal_common_options.c b/lib/librte_eal/common/eal_common_options.c
index 66f9114..b4da878 100644
--- a/lib/librte_eal/common/eal_common_options.c
+++ b/lib/librte_eal/common/eal_common_options.c
@@ -785,6 +785,8 @@ eal_parse_service_corelist(const char *corelist)
idx = strtoul(corelist, &end, 10);
if (errno || end == NULL)
return -1;
+ if (idx < 0 || idx >= RTE_MAX_LCORE)
+ return -1;
while (isblank(*end))
end++;
if (*end == '-') {
--
2.7.4
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