ALSA: wavefront: Clear substream pointers on close

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commit e11c5c13ce upstream.

Clear substream pointers in close functions to avoid leaving dangling
pointers, helping to improve code safety and
prevents potential issues.

Reported-by: Yuhao Jiang <danisjiang@gmail.com>
Reported-by: Junrui Luo <moonafterrain@outlook.com>
Fixes: 1da177e4c3 ("Linux-2.6.12-rc2")
Cc: stable@vger.kernel.org
Signed-off-by: Junrui Luo <moonafterrain@outlook.com>
Link: https://patch.msgid.link/SYBPR01MB7881DF762CAB45EE42F6D812AFC2A@SYBPR01MB7881.ausprd01.prod.outlook.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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Junrui Luo 2025-11-06 10:24:57 +08:00 • committed by Greg Kroah-Hartman

parent 343fa9800c

commit 590bd2a7ac

1 changed files with 2 additions and 0 deletions

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sound/isa/wavefront/wavefront_midi.c

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