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authorTong Zhang <ztong0001@gmail.com>2021-03-21 18:38:40 +0300
committerTakashi Iwai <tiwai@suse.de>2021-03-22 14:21:03 +0300
commitf57a741874bb6995089020e97a1dcdf9b165dcbe (patch)
treed90141c1aa8ed1cc7c5030da1d6a5aa29737a3f2 /sound
parent790f5719b85e12e10c41753b864e74249585ed08 (diff)
downloadlinux-f57a741874bb6995089020e97a1dcdf9b165dcbe.tar.xz
ALSA: rme9652: don't disable if not enabled
rme9652 wants to disable a not enabled pci device, which makes kernel throw a warning. Make sure the device is enabled before calling disable. [ 1.751595] snd_rme9652 0000:00:03.0: disabling already-disabled device [ 1.751605] WARNING: CPU: 0 PID: 174 at drivers/pci/pci.c:2146 pci_disable_device+0x91/0xb0 [ 1.759968] Call Trace: [ 1.760145] snd_rme9652_card_free+0x76/0xa0 [snd_rme9652] [ 1.760434] release_card_device+0x4b/0x80 [snd] [ 1.760679] device_release+0x3b/0xa0 [ 1.760874] kobject_put+0x94/0x1b0 [ 1.761059] put_device+0x13/0x20 [ 1.761235] snd_card_free+0x61/0x90 [snd] [ 1.761454] snd_rme9652_probe+0x3be/0x700 [snd_rme9652] Suggested-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Tong Zhang <ztong0001@gmail.com> Link: https://lore.kernel.org/r/20210321153840.378226-4-ztong0001@gmail.com Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
-rw-r--r--sound/pci/rme9652/rme9652.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/sound/pci/rme9652/rme9652.c b/sound/pci/rme9652/rme9652.c
index 012fbec5e6a7..0f4ab86a29f6 100644
--- a/sound/pci/rme9652/rme9652.c
+++ b/sound/pci/rme9652/rme9652.c
@@ -1733,7 +1733,8 @@ static int snd_rme9652_free(struct snd_rme9652 *rme9652)
if (rme9652->port)
pci_release_regions(rme9652->pci);
- pci_disable_device(rme9652->pci);
+ if (pci_is_enabled(rme9652->pci))
+ pci_disable_device(rme9652->pci);
return 0;
}