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ksmbd: Use struct_size() to improve get_file_alternate_info()

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Use struct_size() to calculate the output buffer length.

Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Acked-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Thorsten Blum 2024-09-27 16:36:42 +02:00 committed by Steve French
parent 9852d85ec9
commit 04afb0a3c3
1 changed files with 1 additions and 1 deletions
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2
fs/smb/server/smb2pdu.c
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@ -4883,7 +4883,7 @@ static void get_file_alternate_info(struct ksmbd_work *work,
spin_unlock(&dentry->d_lock);
file_info->FileNameLength = cpu_to_le32(conv_len);
rsp->OutputBufferLength =
cpu_to_le32(sizeof(struct smb2_file_alt_name_info) + conv_len);
cpu_to_le32(struct_size(file_info, FileName, conv_len));
}
static int get_file_stream_info(struct ksmbd_work *work,