fix possible fd leak via missing O_CLOEXEC in pthread_setname_np

[musl] / src / mman / munmap.c

diff --git a/src/mman/munmap.c b/src/mman/munmap.c
index c9661cd..2bf83bb 100644 (file)
--- a/src/mman/munmap.c
+++ b/src/mman/munmap.c
@@ -1,11 +1,13 @@
-#include <unistd.h>
 #include <sys/mman.h>
 #include "syscall.h"
-#include "libc.h"
+
+static void dummy(void) { }
+weak_alias(dummy, __vm_wait);
 
 int __munmap(void *start, size_t len)
 {
-       return syscall2(__NR_munmap, (long)start, len);
+       __vm_wait();
+       return syscall(SYS_munmap, start, len);
 }
 
 weak_alias(__munmap, munmap);