media: dvb_vb2: use strlcpy instead of strncpy

Instead of using strncpy(), use strlcpy(), in order to
ensure that a \0 char will be added at the end of the
string.
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

drivers/media/dvb-core/dvb_vb2.c

@@ -194,7 +194,7 @@ int dvb_vb2_init(struct dvb_vb2_ctx *ctx, const char *name, int nonblocking)
 	spin_lock_init(&ctx->slock);
 	INIT_LIST_HEAD(&ctx->dvb_q);
 
-	strncpy(ctx->name, name, DVB_VB2_NAME_MAX);
+	strlcpy(ctx->name, name, DVB_VB2_NAME_MAX);
 	ctx->nonblocking = nonblocking;
 	ctx->state = DVB_VB2_STATE_INIT;