[CIFS] add extra null attr check



Although attr == NULL can not happen, this makes cifs_set_file_info safer
in the future since it may not be obvious that the caller can not set
attr to NULL.

Signed-off-by: Steve French <sfrench@us.ibm.com>

parent 4717bed6

fs/cifs/inode.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -763,6 +763,9 @@ cifs_set_file_info(struct inode inode, struct iattr attrs, int xid,
		struct cifsTconInfo *pTcon = cifs_sb->tcon;
		FILE_BASIC_INFO info_buf;

		if (attrs == NULL)
		return -EINVAL;

		if (attrs->ia_valid & ATTR_ATIME) {
		set_time = true;
		info_buf.LastAccessTime =