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From a7e46cb115fae7d4de1cedddb0cbf2932b9ddf39 Mon Sep 17 00:00:00 2001
From: Kito Cheng <kito.ch...@gmail.com>
Date: Thu, 23 Feb 2017 17:16:28 +0800
Subject: [PATCH] Only set *memptr when success for posix_memalign
---
libc/stdlib/posix_memalign.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/libc/stdlib/posix_memalign.c b/libc/stdlib/posix_memalign.c
index 523bc2c..0183107 100644
--- a/libc/stdlib/posix_memalign.c
+++ b/libc/stdlib/posix_memalign.c
@@ -34,8 +34,10 @@ int posix_memalign(void **memptr, size_t alignment, size_t size)
|| alignment == 0
*/
return EINVAL;
-
- *memptr = memalign(alignment, size);
-
- return (*memptr != NULL ? 0 : ENOMEM);
+ void *mem = memalign(alignment, size);
+ if (mem != NULL) {
+ *memptr = mem;
+ return 0;
+ } else
+ return ENOMEM;
}
--
2.8.2
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