Let's not overload our minor numbers. Fixes error on unload on systems with more than 250 devices.

git-svn-id: http://svn.digium.com/svn/zaptel/trunk@2542 5390a7c7-147a-4af0-8ec9-7488f05a26cb

1 files changed, 6 insertions, 3 deletions

diff --git a/zaptel.c b/zaptel.c
index 606deb1..814cb30 100644
--- a/zaptel.c
+++ b/zaptel.c
@@ -4720,8 +4720,10 @@ int zt_register(struct zt_span *span, int prefmaster)
 #ifdef CONFIG_ZAP_UDEV
 	for (x = 0; x < span->channels; x++) {
 		char chan_name[50];
-		sprintf(chan_name, "zap%d", span->chans[x].channo);
-		CLASS_DEV_CREATE(zap_class, MKDEV(ZT_MAJOR, span->chans[x].channo), NULL, chan_name);
+		if (span->chans[x].channo < 250) {
+			sprintf(chan_name, "zap%d", span->chans[x].channo);
+			CLASS_DEV_CREATE(zap_class, MKDEV(ZT_MAJOR, span->chans[x].channo), NULL, chan_name);
+		}
 	}
 #endif /* CONFIG_ZAP_UDEV */
 
@@ -4774,7 +4776,8 @@ int zt_unregister(struct zt_span *span)
 
 #ifdef CONFIG_ZAP_UDEV
 	for (x = 0; x < span->channels; x++) {
-		class_device_destroy(zap_class, MKDEV(ZT_MAJOR, span->chans[x].channo));
+		if (span->chans[x].channo < 250)
+			class_device_destroy(zap_class, MKDEV(ZT_MAJOR, span->chans[x].channo));
 	}
 #endif /* CONFIG_ZAP_UDEV */