Commit 70165a44 authored by Takashi Sakamoto's avatar Takashi Sakamoto Committed by Greg Kroah-Hartman

ALSA: fireface: fix memory leak in ff400_switch_fetching_mode()

commit 36f3a6e02c143a7e9e4e143e416371f67bc1fae6 upstream.

An allocated memory forgets to be released.

Fixes: 76fdb3a9 ('ALSA: fireface: add support for Fireface 400')
Cc: <stable@vger.kernel.org> # 4.12+
Signed-off-by: 's avatarTakashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: 's avatarTakashi Iwai <tiwai@suse.de>
Signed-off-by: 's avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 352701c2
......@@ -146,6 +146,7 @@ static int ff400_switch_fetching_mode(struct snd_ff *ff, bool enable)
{
__le32 *reg;
int i;
int err;
reg = kzalloc(sizeof(__le32) * 18, GFP_KERNEL);
if (reg == NULL)
......@@ -163,9 +164,11 @@ static int ff400_switch_fetching_mode(struct snd_ff *ff, bool enable)
reg[i] = cpu_to_le32(0x00000001);
}
return snd_fw_transaction(ff->unit, TCODE_WRITE_BLOCK_REQUEST,
FF400_FETCH_PCM_FRAMES, reg,
sizeof(__le32) * 18, 0);
err = snd_fw_transaction(ff->unit, TCODE_WRITE_BLOCK_REQUEST,
FF400_FETCH_PCM_FRAMES, reg,
sizeof(__le32) * 18, 0);
kfree(reg);
return err;
}
static void ff400_dump_sync_status(struct snd_ff *ff,
......
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