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Diffstat (limited to 'mm/mmap.c')
-rw-r--r--mm/mmap.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/mm/mmap.c b/mm/mmap.c
index b38b47ef1f77..848ef52d9603 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -2134,9 +2134,10 @@ int do_munmap(struct mm_struct *mm, unsigned long start, size_t len)
}
EXPORT_SYMBOL(do_munmap);
-int vm_munmap(struct mm_struct *mm, unsigned long start, size_t len)
+int vm_munmap(unsigned long start, size_t len)
{
int ret;
+ struct mm_struct *mm = current->mm;
down_write(&mm->mmap_sem);
ret = do_munmap(mm, start, len);
@@ -2148,7 +2149,7 @@ EXPORT_SYMBOL(vm_munmap);
SYSCALL_DEFINE2(munmap, unsigned long, addr, size_t, len)
{
profile_munmap(addr);
- return vm_munmap(current->mm, addr, len);
+ return vm_munmap(addr, len);
}
static inline void verify_mm_writelocked(struct mm_struct *mm)