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| author | Zhang Jianhua <chris.zjh@huawei.com> | 2022-05-19 10:24:50 +0800 |
|---|---|---|
| committer | Eric Biggers <ebiggers@google.com> | 2022-05-19 09:53:33 -0700 |
| commit | e6af1bb07704b53bad7771db1b05ee17abad11cb (patch) | |
| tree | bc3ee992ac54d191b2144094da1029aab6bf564a /fs/verity | |
| parent | b0487ede1f7a1e7ee231c110af8a8bec3f6c0be2 (diff) | |
| download | lwn-e6af1bb07704b53bad7771db1b05ee17abad11cb.tar.gz lwn-e6af1bb07704b53bad7771db1b05ee17abad11cb.zip | |
fs-verity: Use struct_size() helper in enable_verity()
Follow the best practice for allocating a variable-sized structure.
Signed-off-by: Zhang Jianhua <chris.zjh@huawei.com>
[ebiggers: adjusted commit message]
Signed-off-by: Eric Biggers <ebiggers@google.com>
Link: https://lore.kernel.org/r/20220519022450.2434483-1-chris.zjh@huawei.com
Diffstat (limited to 'fs/verity')
| -rw-r--r-- | fs/verity/enable.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/verity/enable.c b/fs/verity/enable.c index 0f953bae1747..d52872c808ff 100644 --- a/fs/verity/enable.c +++ b/fs/verity/enable.c @@ -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; |