From 5d32779c1b70b604c1adde63bc7b1cf739090a24 Mon Sep 17 00:00:00 2001
From: Shawn Silverman <shawn@pobox.com>
Date: Tue, 22 Aug 2023 14:44:50 -0700
Subject: [PATCH] Fix stats_display_memp() to avoid accessing NULLs

It's possible for pool pointers to be NULL.

Signed-off-by: Simon Goldschmidt <goldsimon@gmx.de>
---
 src/core/stats.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/core/stats.c b/src/core/stats.c
index 95445ec9..e3ba898f 100644
--- a/src/core/stats.c
+++ b/src/core/stats.c
@@ -116,7 +116,11 @@ void
 stats_display_memp(struct stats_mem *mem, int idx)
 {
   if (idx < MEMP_MAX) {
-    stats_display_mem(mem, mem->name);
+    if (mem == NULL) {
+      LWIP_PLATFORM_DIAG(("\nMEMP[%d]: NULL\n", idx));
+    } else {
+      stats_display_mem(mem, mem->name);
+    }
   }
 }
 #endif /* MEMP_STATS */