From b8c85b6743ec7855b07084596535878c1004a2d8 Mon Sep 17 00:00:00 2001
From: Joseph Hunkeler <jhunkeler@gmail.com>
Date: Sun, 10 May 2026 21:48:23 -0400
Subject: Handle error for mapping pool

---
 src/lib/core/multiprocessing.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src')

diff --git a/src/lib/core/multiprocessing.c b/src/lib/core/multiprocessing.c
index 9246daa..14a8ae6 100644
--- a/src/lib/core/multiprocessing.c
+++ b/src/lib/core/multiprocessing.c
@@ -544,6 +544,10 @@ struct MultiProcessingPool *mp_pool_init(const char *ident, const char *log_root
 
     // The pool is shared with children
     pool = mmap(NULL, sizeof(*pool), PROT_READ | PROT_WRITE, MAP_SHARED | MAP_ANONYMOUS, -1, 0);
+    if (pool == MAP_FAILED) {
+        SYSERROR("unable to memory map pool");
+        return NULL;
+    }
 
     // Set pool identity string
     memset(pool->ident, 0, sizeof(pool->ident));
-- 
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