[dpdk-dev] [PATCH 2/2] eal: fix service core index validity

[Min Hu (Connor)]

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