From 5daf05fbf73fc199e7a93a818e504856d07c5586 Mon Sep 17 00:00:00 2001 From: Gerd Knorr Date: Wed, 25 May 2005 12:31:26 -0700 Subject: [PATCH] v4l: bttv i2c oops fix Don't try to access the i2c bus if the register wasn't successful. Signed-off-by: Gerd Knorr Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/media/video/bttv-i2c.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/media') diff --git a/drivers/media/video/bttv-i2c.c b/drivers/media/video/bttv-i2c.c index e3f477dff82..c2368bc832e 100644 --- a/drivers/media/video/bttv-i2c.c +++ b/drivers/media/video/bttv-i2c.c @@ -363,6 +363,9 @@ int bttv_I2CWrite(struct bttv *btv, unsigned char addr, unsigned char b1, /* read EEPROM content */ void __devinit bttv_readee(struct bttv *btv, unsigned char *eedata, int addr) { + memset(eedata, 0, 256); + if (0 != btv->i2c_rc) + return; btv->i2c_client.addr = addr >> 1; tveeprom_read(&btv->i2c_client, eedata, 256); } -- cgit v1.2.3