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| author | Takashi Sakamoto <o-takashi@sakamocchi.jp> | 2018-09-17 17:25:24 +0900 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2018-09-17 13:36:54 +0200 |
| commit | b1fbebd4164b3d170ad916dcd692cf843c9c065d (patch) | |
| tree | da51dd2421493b5256b09888f9caf46406814e04 /sound | |
| parent | 37a3a98ef601f89100e3bb657fb0e190b857028c (diff) | |
| download | linux-b1fbebd4164b3d170ad916dcd692cf843c9c065d.tar.bz2 | |
ALSA: bebob: fix memory leak for M-Audio FW1814 and ProjectMix I/O at error path
After allocating model-dependent data for M-Audio FW1814 and ProjectMix
I/O, ALSA bebob driver has memory leak at error path.
This commit releases the allocated data at the error path.
Fixes: 04a2c73c97eb('ALSA: bebob: delayed registration of sound card')
Cc: <stable@vger.kernel.org> # v4.7+
Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/firewire/bebob/bebob.c | 2 | ||||
| -rw-r--r-- | sound/firewire/bebob/bebob_maudio.c | 4 |
2 files changed, 2 insertions, 4 deletions
diff --git a/sound/firewire/bebob/bebob.c b/sound/firewire/bebob/bebob.c index 730ea91d9be8..93676354f87f 100644 --- a/sound/firewire/bebob/bebob.c +++ b/sound/firewire/bebob/bebob.c @@ -263,6 +263,8 @@ do_registration(struct work_struct *work) error: mutex_unlock(&devices_mutex); snd_bebob_stream_destroy_duplex(bebob); + kfree(bebob->maudio_special_quirk); + bebob->maudio_special_quirk = NULL; snd_card_free(bebob->card); dev_info(&bebob->unit->device, "Sound card registration failed: %d\n", err); diff --git a/sound/firewire/bebob/bebob_maudio.c b/sound/firewire/bebob/bebob_maudio.c index 0c5a4cbb99ba..c266997ad299 100644 --- a/sound/firewire/bebob/bebob_maudio.c +++ b/sound/firewire/bebob/bebob_maudio.c @@ -294,10 +294,6 @@ snd_bebob_maudio_special_discover(struct snd_bebob *bebob, bool is1814) bebob->midi_output_ports = 2; } end: - if (err < 0) { - kfree(params); - bebob->maudio_special_quirk = NULL; - } mutex_unlock(&bebob->mutex); return err; } |