Round up aligned_alloc() allocations

this fixes an address sanitizer splat

Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>

diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h
index efcc1912765f8c81115ab4a0ade75ca8fe3bc2ac..c674d9a2c05737da3e94d21234dd366f59ecbab9 100644 (file)
--- a/include/linux/vmalloc.h
+++ b/include/linux/vmalloc.h
@@ -16,6 +16,8 @@ static inline void *__vmalloc(unsigned long size, gfp_t gfp_mask)
 {
        void *p;
 
+       size = round_up(size, PAGE_SIZE);
+
        run_shrinkers();
 
        p = aligned_alloc(PAGE_SIZE, size);