From 76ac5dd6c055101ef9f8c6349cae4ef571039e93 Mon Sep 17 00:00:00 2001 From: Steven Toth Date: Wed, 27 Sep 2006 01:16:50 -0300 Subject: [PATCH] V4L/DVB (4679): Fix for NULL pointer dereference oops during boot. A fix for intermittent oops's during boot which occurs in cx88_call_i2c_clients when dvb_attach is bringing up the frontend. Signed-off-by: Steven Toth Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/cx88/cx88-i2c.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/video/cx88/cx88-i2c.c b/drivers/media/video/cx88/cx88-i2c.c index 6e705a2afdf8..88af23a93870 100644 --- a/drivers/media/video/cx88/cx88-i2c.c +++ b/drivers/media/video/cx88/cx88-i2c.c @@ -145,7 +145,7 @@ void cx88_call_i2c_clients(struct cx88_core *core, unsigned int cmd, void *arg) if (0 != core->i2c_rc) return; - if (core->dvbdev) { + if ( (core->dvbdev) && (core->dvbdev->dvb.frontend) ) { if (core->dvbdev->dvb.frontend->ops.i2c_gate_ctrl) core->dvbdev->dvb.frontend->ops.i2c_gate_ctrl(core->dvbdev->dvb.frontend, 1); -- 2.20.1