[PATCH v5 13/17] eal: check tailq length

[Stephen Hemminger]

The tailq name should not be allowed to exceed limits.

Signed-off-by: Stephen Hemminger <step...@networkplumber.org>
---
 lib/eal/common/eal_common_tailqs.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/eal/common/eal_common_tailqs.c 
b/lib/eal/common/eal_common_tailqs.c
index 47080d75ac..7502836c6d 100644
--- a/lib/eal/common/eal_common_tailqs.c
+++ b/lib/eal/common/eal_common_tailqs.c
@@ -67,6 +67,11 @@ rte_eal_tailq_create(const char *name)
 {
        struct rte_tailq_head *head = NULL;
 
+       if (strlen(name) >= sizeof(head->name)) {
+               EAL_LOG(ERR, "tailq name '%s' is too long", name);
+               return NULL;
+       }
+
        if (!rte_eal_tailq_lookup(name) &&
            (rte_tailqs_count + 1 < RTE_MAX_TAILQ)) {
                struct rte_mem_config *mcfg;
-- 
2.51.0