diff --git a/fs/ext2/acl.c b/fs/ext2/acl.c
index 35acc43b897..da52b4a5db6 100644
--- a/fs/ext2/acl.c
+++ b/fs/ext2/acl.c
@@ -220,7 +220,7 @@ ext2_set_acl(struct inode *inode, int type, struct posix_acl *acl)
 	struct ext2_inode_info *ei = EXT2_I(inode);
 	int name_index;
 	void *value = NULL;
-	size_t size;
+	size_t size = 0;
 	int error;
 
 	if (S_ISLNK(inode->i_mode))
diff --git a/fs/ext3/acl.c b/fs/ext3/acl.c
index 47a9da2dfb4..0d21d558b87 100644
--- a/fs/ext3/acl.c
+++ b/fs/ext3/acl.c
@@ -226,7 +226,7 @@ ext3_set_acl(handle_t *handle, struct inode *inode, int type,
 	struct ext3_inode_info *ei = EXT3_I(inode);
 	int name_index;
 	void *value = NULL;
-	size_t size;
+	size_t size = 0;
 	int error;
 
 	if (S_ISLNK(inode->i_mode))