libc: Avoid redundant setting of ENOMEM

Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/libc/stdlib/malloc-simple/alloc.c b/libc/stdlib/malloc-simple/alloc.c
index 14f384632..a3c068a5b 100644
--- a/libc/stdlib/malloc-simple/alloc.c
+++ b/libc/stdlib/malloc-simple/alloc.c
@@ -42,8 +42,10 @@ void *malloc(size_t size)
 
 	result = mmap((void *) 0, size + sizeof(size_t), PROT_READ | PROT_WRITE,
 	              MMAP_FLAGS, 0, 0);
-	if (result == MAP_FAILED)
+	if (result == MAP_FAILED) {
+		__set_errno(ENOMEM);
 		return 0;
+	}
 	* (size_t *) result = size;
 	return(result + sizeof(size_t));
 }