lib: remoteprocrpmsg: Fix safe_strcpy call

Fix the size of the source string passed in argument of safe_strcpy().
In rpmsg_register_endpoint we can not trust the size of the name
string provided, so we limit the max size to RPROC_MAX_NAME_LEN.

Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@foss.st.com>

lib/remoteproc/remoteproc.c

@@ -307,7 +307,8 @@ void remoteproc_init_mem(struct remoteproc_mem *mem, const char *name,
 	if (!mem || !io || size == 0)
 		return;
 	if (name)
-		(void)safe_strcpy(mem->name, sizeof(mem->name), name, sizeof(name));
+		(void)safe_strcpy(mem->name, sizeof(mem->name), name,
+				  strnlen(name, RPROC_MAX_NAME_LEN));
 	else
 		mem->name[0] = 0;
 	mem->pa = pa;