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Subject: [media] dibusb: handle error code on RC query Author: Mauro Carvalho Chehab <mche...@s-opensource.com> Date: Fri Oct 7 13:40:48 2016 -0300 There's no sense on decoding and generating a RC key code if there was an error on the URB control message. Signed-off-by: Mauro Carvalho Chehab <mche...@s-opensource.com> drivers/media/usb/dvb-usb/dibusb-common.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) --- diff --git a/drivers/media/usb/dvb-usb/dibusb-common.c b/drivers/media/usb/dvb-usb/dibusb-common.c index 951f3dac9082..b0fd9a609352 100644 --- a/drivers/media/usb/dvb-usb/dibusb-common.c +++ b/drivers/media/usb/dvb-usb/dibusb-common.c @@ -366,6 +366,7 @@ EXPORT_SYMBOL(rc_map_dibusb_table); int dibusb_rc_query(struct dvb_usb_device *d, u32 *event, int *state) { u8 *buf; + int ret; buf = kmalloc(5, GFP_KERNEL); if (!buf) @@ -373,7 +374,9 @@ int dibusb_rc_query(struct dvb_usb_device *d, u32 *event, int *state) buf[0] = DIBUSB_REQ_POLL_REMOTE; - dvb_usb_generic_rw(d, buf, 1, buf, 5, 0); + ret = dvb_usb_generic_rw(d, buf, 1, buf, 5, 0); + if (ret < 0) + goto ret; dvb_usb_nec_rc_key_to_event(d, buf, event, state); @@ -382,6 +385,7 @@ int dibusb_rc_query(struct dvb_usb_device *d, u32 *event, int *state) kfree(buf); - return 0; +ret: + return ret; } EXPORT_SYMBOL(dibusb_rc_query); _______________________________________________ linuxtv-commits mailing list linuxtv-commits@linuxtv.org https://www.linuxtv.org/cgi-bin/mailman/listinfo/linuxtv-commits