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-rw-r--r--include/linux/mm.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index b530c99e8e81..d5eb8dddd7c0 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2013,7 +2013,7 @@ static inline void mm_populate(unsigned long addr, unsigned long len) {}
/* These take the mm semaphore themselves */
extern unsigned long vm_brk(unsigned long, unsigned long);
extern int vm_munmap(unsigned long, size_t);
-extern unsigned long vm_mmap(struct file *, unsigned long,
+extern unsigned long __must_check vm_mmap(struct file *, unsigned long,
unsigned long, unsigned long,
unsigned long, unsigned long);