4.9-stable review patch. If anyone has any objections, please let me know.
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From: Takashi Sakamoto o-takashi@sakamocchi.jp
commit ce925f088b979537f22f9e05eb923ef9822ca139 upstream.
After allocating model-dependent data, ALSA OXFW driver has memory leak of the data at error path.
This commit releases the data at the error path.
Fixes: 6c29230e2a5f ('ALSA: oxfw: 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 Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- sound/firewire/oxfw/oxfw.c | 2 ++ 1 file changed, 2 insertions(+)
--- a/sound/firewire/oxfw/oxfw.c +++ b/sound/firewire/oxfw/oxfw.c @@ -275,6 +275,8 @@ error: if (oxfw->has_output) snd_oxfw_stream_destroy_simplex(oxfw, &oxfw->tx_stream); snd_card_free(oxfw->card); + kfree(oxfw->spec); + oxfw->spec = NULL; dev_info(&oxfw->unit->device, "Sound card registration failed: %d\n", err); }