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ALSA: seq: Fix init order of snd_seq_device stuff 

When the sequencer driver is built in kernel, it may panic at boot
because of the uninitialized snd_seq_bus_type.  Initialize it properly
via subsys_initcall() instead of module_init() to assure that the bus
is registered beforehand.

Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Fixes: 7c37ae5c62 ('ALSA: seq: Rewrite sequencer device binding with standard bus')
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2015-03-11 12:50:15 +01:00
parent ec0e9937aa
commit 4945f1fdc1
1 changed files with 1 additions and 1 deletions
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2
sound/core/seq/seq_device.c
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@ -311,5 +311,5 @@ static void __exit alsa_seq_device_exit(void)
bus_unregister(&snd_seq_bus_type);
}
module_init(alsa_seq_device_init)
subsys_initcall(alsa_seq_device_init)
module_exit(alsa_seq_device_exit)