Commit e6af1bb0 authored by Zhang Jianhua's avatar Zhang Jianhua Committed by Eric Biggers
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fs-verity: Use struct_size() helper in enable_verity() 



Follow the best practice for allocating a variable-sized structure.

Signed-off-by: default avatarZhang Jianhua <chris.zjh@huawei.com>
[ebiggers: adjusted commit message]
Signed-off-by: default avatarEric Biggers <ebiggers@google.com>
Link: https://lore.kernel.org/r/20220519022450.2434483-1-chris.zjh@huawei.com
parent b0487ede

fs/verity/enable.c

+1 −1
Original line number Diff line number Diff line
@@ -202,7 +202,7 @@ static int enable_verity(struct file *filp, 
	const struct fsverity_operations *vops = inode->i_sb->s_vop;

	struct merkle_tree_params params = { };

	struct fsverity_descriptor *desc;

	size_t desc_size = sizeof(*desc) + arg->sig_size;

	size_t desc_size = struct_size(desc, signature, arg->sig_size);

	struct fsverity_info *vi;

	int err;