* Always check span->channels before accessing span->chans[0] * Clean one dev_notice() text that accessed span->chans[0] * Check channels in basechan_show() sysfs attribute Signed-off-by: Oron Peled <oron.peled@xorcom.com> Acked-by: Tzafrir Cohen <tzafrir.cohen@xorcom.com> git-svn-id: http://svn.asterisk.org/svn/dahdi/linux/trunk@10450 a0bf4364-ded3-4de4-8d8a-66a801d63aff