From: Wenwen Wang Date: Sat, 10 Aug 2019 04:29:48 +0000 (-0500) Subject: ALSA: hda - Fix a memory leak bug X-Git-Tag: v5.15~5703^2~5 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=cfef67f016e4c00a2f423256fc678a6967a9fc09;p=mirror_ubuntu-kernels.git ALSA: hda - Fix a memory leak bug In snd_hda_parse_generic_codec(), 'spec' is allocated through kzalloc(). Then, the pin widgets in 'codec' are parsed. However, if the parsing process fails, 'spec' is not deallocated, leading to a memory leak. To fix the above issue, free 'spec' before returning the error. Fixes: 352f7f914ebb ("ALSA: hda - Merge Realtek parser code to generic parser") Signed-off-by: Wenwen Wang Cc: Signed-off-by: Takashi Iwai --- diff --git a/sound/pci/hda/hda_generic.c b/sound/pci/hda/hda_generic.c index 485edaba0037..8f2beb1f3ae4 100644 --- a/sound/pci/hda/hda_generic.c +++ b/sound/pci/hda/hda_generic.c @@ -6100,7 +6100,7 @@ static int snd_hda_parse_generic_codec(struct hda_codec *codec) err = snd_hda_parse_pin_defcfg(codec, &spec->autocfg, NULL, 0); if (err < 0) - return err; + goto error; err = snd_hda_gen_parse_auto_config(codec, &spec->autocfg); if (err < 0)