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Diffstat (limited to 'fs/overlayfs/readdir.c')
-rw-r--r--fs/overlayfs/readdir.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/overlayfs/readdir.c b/fs/overlayfs/readdir.c
index 44e208da417c..474c80d210d1 100644
--- a/fs/overlayfs/readdir.c
+++ b/fs/overlayfs/readdir.c
@@ -13,6 +13,7 @@
#include <linux/security.h>
#include <linux/cred.h>
#include <linux/ratelimit.h>
+#include <linux/overflow.h>
#include "overlayfs.h"
struct ovl_cache_entry {
@@ -147,9 +148,8 @@ static struct ovl_cache_entry *ovl_cache_entry_new(struct ovl_readdir_data *rdd,
u64 ino, unsigned int d_type)
{
struct ovl_cache_entry *p;
- size_t size = offsetof(struct ovl_cache_entry, name[len + 1]);
- p = kmalloc(size, GFP_KERNEL);
+ p = kmalloc(struct_size(p, name, len + 1), GFP_KERNEL);
if (!p)
return NULL;