From bc6e60a4fc1daef2d95367fea8ee74fc5b62b7d6 Mon Sep 17 00:00:00 2001 From: Xiu Jianfeng Date: Tue, 14 Dec 2021 19:48:54 +0800 Subject: audit: use struct_size() helper in kmalloc() Make use of struct_size() helper instead of an open-coded calucation. Link: https://github.com/KSPP/linux/issues/160 Signed-off-by: Xiu Jianfeng Reviewed-by: Kees Cook Signed-off-by: Paul Moore --- kernel/audit_tree.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'kernel/audit_tree.c') diff --git a/kernel/audit_tree.c b/kernel/audit_tree.c index 72324afcffef..e7315d487163 100644 --- a/kernel/audit_tree.c +++ b/kernel/audit_tree.c @@ -94,7 +94,7 @@ static struct audit_tree *alloc_tree(const char *s) { struct audit_tree *tree; - tree = kmalloc(sizeof(struct audit_tree) + strlen(s) + 1, GFP_KERNEL); + tree = kmalloc(struct_size(tree, pathname, strlen(s) + 1), GFP_KERNEL); if (tree) { refcount_set(&tree->count, 1); tree->goner = 0; -- cgit v1.2.3-58-ga151