linux-stable/sound/soc/rockchip
Tuo Li 375e2c3525
ALSA: rockchip_i2s: fix a possible divide-by-zero bug in rockchip_i2s_hw_params()
The variable bclk_rate is checked in:
  if (bclk_rate && mclk_rate % bclk_rate)

This indicates that bclk_rate can be zero.
If so, a divide-by-zero bug will occur:
  div_bclk = mclk_rate / bclk_rate;

To fix this possible bug, the function returns -EINVAL when bclk_rate is
zero.

Signed-off-by: Tuo Li <tuoli96@outlook.com>
Link: https://lore.kernel.org/r/TY2PR04MB4029799E60A5BCAAD5B7B5BBB8280@TY2PR04MB4029.apcprd04.prod.outlook.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-09-11 15:52:20 +01:00
..
Kconfig ASoC: rockchip_max98090: Add HDMI jack support 2019-10-29 12:31:01 +00:00
Makefile
rk3288_hdmi_analog.c ASoC: rockchip: use asoc_substream_to_rtd() 2020-07-23 19:07:29 +01:00
rk3399_gru_sound.c ASoC: rk3399_gru_sound: Add DAPM pins, kcontrols for jack detection 2020-07-30 22:54:39 +01:00
rockchip_i2s.c ALSA: rockchip_i2s: fix a possible divide-by-zero bug in rockchip_i2s_hw_params() 2020-09-11 15:52:20 +01:00
rockchip_i2s.h
rockchip_max98090.c ASoC: rockchip: use asoc_substream_to_rtd() 2020-07-23 19:07:29 +01:00
rockchip_pcm.c
rockchip_pcm.h
rockchip_pdm.c ASoC: rockchip: Fix a reference count leak. 2020-06-18 17:21:58 +01:00
rockchip_pdm.h
rockchip_rt5645.c ASoC: rockchip: use asoc_substream_to_rtd() 2020-07-23 19:07:29 +01:00
rockchip_spdif.c ASoC: rockchip: spdif: Handle clk by pm runtime 2020-07-13 17:53:46 +01:00
rockchip_spdif.h