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Commit 89c7ba90 authored by Dan Carpenter's avatar Dan Carpenter Committed by Greg Kroah-Hartman
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ALSA: cs46xx: Potential NULL dereference in probe 



commit 1524f4e47f90b27a3ac84efbdd94c63172246a6f upstream.

The "chip->dsp_spos_instance" can be NULL on some of the ealier error
paths in snd_cs46xx_create().

Reported-by: default avatar"Yavuz, Tuba" <tuba@ece.ufl.edu>
Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent a3c16e5f

sound/pci/cs46xx/dsp_spos.c

+3 −0
Original line number Diff line number Diff line
@@ -900,6 +900,9 @@ int cs46xx_dsp_proc_done (struct snd_cs46xx *chip) 
	struct dsp_spos_instance * ins = chip->dsp_spos_instance;

	int i;



	if (!ins)

		return 0;



	snd_info_free_entry(ins->proc_sym_info_entry);

	ins->proc_sym_info_entry = NULL;