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| author |   Tong Zhang <ztong0001@gmail.com> | 2021-03-21 11:38:39 -0400 |
|---|---|---|
| committer |   Takashi Iwai <tiwai@suse.de> | 2021-03-22 12:20:53 +0100 |
| commit | 790f5719b85e12e10c41753b864e74249585ed08 (patch) | |
| tree | 14c012dbda0f1fea39d04ab388ddbff06e49625d /sound/pci | |
| parent | ALSA: hdsp: don't disable if not enabled (diff) | |
| download | linux-dev-790f5719b85e12e10c41753b864e74249585ed08.tar.xz linux-dev-790f5719b85e12e10c41753b864e74249585ed08.zip | |
ALSA: hdspm: don't disable if not enabled
hdspm wants to disable a not enabled pci device, which makes kernel
throw a warning. Make sure the device is enabled before calling disable.
[ 1.786391] snd_hdspm 0000:00:03.0: disabling already-disabled device
[ 1.786400] WARNING: CPU: 0 PID: 182 at drivers/pci/pci.c:2146 pci_disable_device+0x91/0xb0
[ 1.795181] Call Trace:
[ 1.795320] snd_hdspm_card_free+0x58/0xa0 [snd_hdspm]
[ 1.795595] release_card_device+0x4b/0x80 [snd]
[ 1.795860] device_release+0x3b/0xa0
[ 1.796072] kobject_put+0x94/0x1b0
[ 1.796260] put_device+0x13/0x20
[ 1.796438] snd_card_free+0x61/0x90 [snd]
[ 1.796659] snd_hdspm_probe+0x97b/0x1440 [snd_hdspm]
Suggested-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Tong Zhang <ztong0001@gmail.com>
Link: https://lore.kernel.org/r/20210321153840.378226-3-ztong0001@gmail.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci')
| -rw-r--r-- | sound/pci/rme9652/hdspm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c index b66711574b1a..6edc31b44b22 100644 --- a/sound/pci/rme9652/hdspm.c +++ b/sound/pci/rme9652/hdspm.c @@ -6884,7 +6884,8 @@ static int snd_hdspm_free(struct hdspm * hdspm) if (hdspm->port) pci_release_regions(hdspm->pci); - pci_disable_device(hdspm->pci); + if (pci_is_enabled(hdspm->pci)) + pci_disable_device(hdspm->pci); return 0; } |