summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--src/mman/mmap.c13
-rw-r--r--src/mman/munmap.c2
2 files changed, 7 insertions, 8 deletions
diff --git a/src/mman/mmap.c b/src/mman/mmap.c
index 1917a540..56e39a7a 100644
--- a/src/mman/mmap.c
+++ b/src/mman/mmap.c
@@ -16,8 +16,6 @@ weak_alias(dummy0, __vm_unlock);
void *__mmap(void *start, size_t len, int prot, int flags, int fd, off_t off)
{
- void *ret;
-
if (off & OFF_MASK) {
errno = EINVAL;
return MAP_FAILED;
@@ -26,14 +24,15 @@ void *__mmap(void *start, size_t len, int prot, int flags, int fd, off_t off)
errno = ENOMEM;
return MAP_FAILED;
}
- if (flags & MAP_FIXED) __vm_lock(-1);
+ if (flags & MAP_FIXED) {
+ __vm_lock(-1);
+ __vm_unlock();
+ }
#ifdef SYS_mmap2
- ret = (void *)syscall(SYS_mmap2, start, len, prot, flags, fd, off/UNIT);
+ return (void *)syscall(SYS_mmap2, start, len, prot, flags, fd, off/UNIT);
#else
- ret = (void *)syscall(SYS_mmap, start, len, prot, flags, fd, off);
+ return (void *)syscall(SYS_mmap, start, len, prot, flags, fd, off);
#endif
- if (flags & MAP_FIXED) __vm_unlock();
- return ret;
}
weak_alias(__mmap, mmap);
diff --git a/src/mman/munmap.c b/src/mman/munmap.c
index 8488d75c..359c691f 100644
--- a/src/mman/munmap.c
+++ b/src/mman/munmap.c
@@ -11,8 +11,8 @@ int __munmap(void *start, size_t len)
{
int ret;
__vm_lock(-1);
- ret = syscall(SYS_munmap, start, len);
__vm_unlock();
+ ret = syscall(SYS_munmap, start, len);
return ret;
}