add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/sound/synth/emux/emux_hwdep.c
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@@ -1,22 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  *  Interface for hwdep device
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  *
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  *  Copyright (C) 2004 Takashi Iwai <tiwai@suse.de>
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- *
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- *   This program is free software; you can redistribute it and/or modify
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- *   it under the terms of the GNU General Public License as published by
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- *   the Free Software Foundation; either version 2 of the License, or
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- *   (at your option) any later version.
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- *
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- *   This program is distributed in the hope that it will be useful,
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- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
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- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- *   GNU General Public License for more details.
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- *
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- *   You should have received a copy of the GNU General Public License
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- *   along with this program; if not, write to the Free Software
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- *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
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- *
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  */
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 #include <sound/core.h>
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@@ -39,6 +25,11 @@
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 	if (copy_from_user(&patch, arg, sizeof(patch)))
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 		return -EFAULT;
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+	if (patch.key == GUS_PATCH)
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+		return snd_soundfont_load_guspatch(emu->sflist, arg,
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+						   patch.len + sizeof(patch),
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+						   TMP_CLIENT_ID);
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+
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 	if (patch.type >= SNDRV_SFNT_LOAD_INFO &&
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 	    patch.type <= SNDRV_SFNT_PROBE_DATA) {
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 		err = snd_soundfont_load(emu->sflist, arg, patch.len + sizeof(patch), TMP_CLIENT_ID);