Commit ad917e7f authored by Zhao Hongjiang's avatar Zhao Hongjiang Committed by David Teigland
Browse files

dlm: config: using strlcpy instead of strncpy 



for NUL terminated string, need alway set '\0' in the end.

Signed-off-by: default avatarZhao Hongjiang <zhaohongjiang@huawei.com>
Signed-off-by: default avatarDavid Teigland <teigland@redhat.com>
parent 06452eb0

fs/dlm/config.c

+3 −2
Original line number Diff line number Diff line
@@ -138,8 +138,9 @@ static ssize_t cluster_cluster_name_read(struct dlm_cluster *cl, char *buf) 
static ssize_t cluster_cluster_name_write(struct dlm_cluster *cl,

					  const char *buf, size_t len)

{

	strncpy(dlm_config.ci_cluster_name, buf, DLM_LOCKSPACE_LEN);

	strncpy(cl->cl_cluster_name, buf, DLM_LOCKSPACE_LEN);

	strlcpy(dlm_config.ci_cluster_name, buf,

				sizeof(dlm_config.ci_cluster_name));

	strlcpy(cl->cl_cluster_name, buf, sizeof(cl->cl_cluster_name));

	return len;

}