Messages in this thread Patch in this message | | | From | Artem Chernyshev <> | Subject | [PATCH] [media] mxl111sf: Check return value in mxl111sf_config_mpeg_in | Date | Fri, 23 Dec 2022 00:46:07 +0300 |
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Error check after mxl111sf_read_reg
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Fixes: 4c66c9205c07 ("[media] dvb-usb: add ATSC support for the Hauppauge WinTV-Aero-M") Signed-off-by: Artem Chernyshev <artem.chernyshev@red-soft.ru> --- drivers/media/usb/dvb-usb-v2/mxl111sf-phy.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/media/usb/dvb-usb-v2/mxl111sf-phy.c b/drivers/media/usb/dvb-usb-v2/mxl111sf-phy.c index 40b26712ba4c..ad1888514bd0 100644 --- a/drivers/media/usb/dvb-usb-v2/mxl111sf-phy.c +++ b/drivers/media/usb/dvb-usb-v2/mxl111sf-phy.c @@ -121,7 +121,8 @@ int mxl111sf_config_mpeg_in(struct mxl111sf_state *state, mxl_fail(ret); /* Configure MPEG Clock phase */ - mxl111sf_read_reg(state, V6_MPEG_IN_CLK_INV_REG, &mode); + ret = mxl111sf_read_reg(state, V6_MPEG_IN_CLK_INV_REG, &mode); + mxl_fail(ret); if (clock_phase == TSIF_NORMAL) mode &= ~V6_INVERTED_CLK_PHASE; -- 2.30.3
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