pcmcia: do not try to store more than 4 version strings

... for struct pcmcia_device only provides for 4 anyway.

Signed-off-by: Dominik Brodowski <[e-mail]>

drivers/pcmcia/ds.c

···
 
 	if (!pccard_read_tuple(p_dev->socket, BIND_FN_ALL, CISTPL_VERS_1,
 			       vers1)) {
-		for (i=0; i < vers1->ns; i++) {
+		for (i = 0; i < min_t(unsigned int, 4, vers1->ns); i++) {
 			char *tmp;
 			unsigned int length;