Techwizz/kernel-fxtec-pro1x
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

audio-lnx: asoc: sdm660: fix rmmod issue with gpio_free

Browse source 
Check if GPIO is valid before free to avoid crash.

Change-Id: Ie052e5ff1776ad57ae9c1d0f00873ba29e11f78f
Signed-off-by: Meng Wang <mwang@codeaurora.org>
This commit is contained in:
Meng Wang 2017-10-18 10:57:15 +08:00 • committed by Gerrit - the friendly Code Review server
parent 431f0b1a3a
commit c4ef3b5eca
1 changed files with 12 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

15
asoc/sdm660-common.c
View file

@ -3353,9 +3353,18 @@ static int msm_asoc_machine_remove(struct platform_device *pdev)
if (pdata->snd_card_val == INT_SND_CARD)
mutex_destroy(&pdata->cdc_int_mclk0_mutex);
gpio_free(pdata->us_euro_gpio);
gpio_free(pdata->hph_en1_gpio);
gpio_free(pdata->hph_en0_gpio);
if (gpio_is_valid(pdata->us_euro_gpio)) {
gpio_free(pdata->us_euro_gpio);
pdata->us_euro_gpio = 0;
}
if (gpio_is_valid(pdata->hph_en1_gpio)) {
gpio_free(pdata->hph_en1_gpio);
pdata->hph_en1_gpio = 0;
}
if (gpio_is_valid(pdata->hph_en0_gpio)) {
gpio_free(pdata->hph_en0_gpio);
pdata->hph_en0_gpio = 0;
}
if (pdata->snd_card_val != INT_SND_CARD)
audio_notifier_deregister("sdm660");