make ztcfg able to tolerate tone zones already being loaded and selected as default (or in use by channels) without aborting the configuration process

git-svn-id: http://svn.digium.com/svn/zaptel/branches/1.4@3686 5390a7c7-147a-4af0-8ec9-7488f05a26cb

1 files changed, 2 insertions, 1 deletions

diff --git a/tonezone.c b/tonezone.c
index 413498f..d470449 100644
--- a/tonezone.c
+++ b/tonezone.c
@@ -369,7 +369,8 @@ int tone_zone_register_zone(int fd, struct tone_zone *z)
 
 	x = z->zone;
 	if ((res = ioctl(fd, ZT_FREEZONE, &x))) {
-		fprintf(stderr, "ioctl(ZT_FREEZONE) failed: %s\n", strerror(errno));
+		if (errno != EBUSY)
+			fprintf(stderr, "ioctl(ZT_FREEZONE) failed: %s\n", strerror(errno));
 		return res;
 	}