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Subject: [media] cx231xx: handle errors at read_eeprom() Author: Mauro Carvalho Chehab <[email protected]> Date: Sun Jul 27 16:27:30 2014 -0300 Fix the following warnings: drivers/media/usb/cx231xx/cx231xx-cards.c: In function 'read_eeprom': drivers/media/usb/cx231xx/cx231xx-cards.c:979:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable] Signed-off-by: Mauro Carvalho Chehab <[email protected]> drivers/media/usb/cx231xx/cx231xx-cards.c | 9 ++++++++- 1 files changed, 8 insertions(+), 1 deletions(-) --- http://git.linuxtv.org/media_tree.git?a=commitdiff;h=1f97947c15a8d2bc21917463eb72d7f8685e3a86 diff --git a/drivers/media/usb/cx231xx/cx231xx-cards.c b/drivers/media/usb/cx231xx/cx231xx-cards.c index 5812c63..8039b76 100644 --- a/drivers/media/usb/cx231xx/cx231xx-cards.c +++ b/drivers/media/usb/cx231xx/cx231xx-cards.c @@ -991,13 +991,20 @@ static int read_eeprom(struct cx231xx *dev, u8 *eedata, int len) /* start reading at offset 0 */ ret = i2c_transfer(&dev->i2c_bus[1].i2c_adap, &msg_write, 1); + if (ret < 0) { + cx231xx_err("Can't read eeprom\n"); + return ret; + } while (len_todo > 0) { msg_read.len = (len_todo > 64) ? 64 : len_todo; msg_read.buf = eedata_cur; ret = i2c_transfer(&dev->i2c_bus[1].i2c_adap, &msg_read, 1); - + if (ret < 0) { + cx231xx_err("Can't read eeprom\n"); + return ret; + } eedata_cur += msg_read.len; len_todo -= msg_read.len; } _______________________________________________ linuxtv-commits mailing list [email protected] http://www.linuxtv.org/cgi-bin/mailman/listinfo/linuxtv-commits
