[dpdk-dev] [PATCH v1] lib/metrics: disallow NULL as metric name

[Remy Horton]

This patch adds a sanity check so that names passed into
rte_metrics_reg_names() and the wrapper rte_metrics_reg_name()
cannot be NULL.

Fixes: 349950ddb9c5 ("metrics: add information metrics library")

Signed-off-by: Remy Horton <remy.hor...@intel.com>
---
 lib/librte_metrics/rte_metrics.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/librte_metrics/rte_metrics.c b/lib/librte_metrics/rte_metrics.c
index 258f058..2275244 100644
--- a/lib/librte_metrics/rte_metrics.c
+++ b/lib/librte_metrics/rte_metrics.c
@@ -96,6 +96,9 @@ rte_metrics_reg_names(const char * const *names, uint16_t 
cnt_names)
        /* Some sanity checks */
        if (cnt_names < 1 || names == NULL)
                return -EINVAL;
+       for (idx_name = 0; idx_name < cnt_names; idx_name++)
+               if (names[idx_name] == NULL)
+                       return -EINVAL;
 
        memzone = rte_memzone_lookup(RTE_METRICS_MEMZONE_NAME);
        if (memzone == NULL)
-- 
2.9.5