From f208dba97f2f3ff2fbcbe771195061e2a0dac870 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Fri, 21 Nov 2008 09:11:50 +0100 Subject: [PATCH] ALSA: hda - Release ELD proc file Release ELD proc file when reconfigured so that no leak occurs. Signed-off-by: Takashi Iwai --- sound/pci/hda/hda_eld.c | 11 ++++++++++- sound/pci/hda/hda_local.h | 8 ++++++++ sound/pci/hda/patch_intelhdmi.c | 5 ++++- 3 files changed, 22 insertions(+), 2 deletions(-) diff --git a/sound/pci/hda/hda_eld.c b/sound/pci/hda/hda_eld.c index d2b7ccca3bb..8740e7be8b2 100644 --- a/sound/pci/hda/hda_eld.c +++ b/sound/pci/hda/hda_eld.c @@ -567,8 +567,17 @@ int snd_hda_eld_proc_new(struct hda_codec *codec, struct hdmi_eld *eld) snd_info_set_text_ops(entry, eld, hdmi_print_eld_info); entry->c.text.write = hdmi_write_eld_item; entry->mode |= S_IWUSR; + eld->proc_entry = entry; return 0; } -#endif +void snd_hda_eld_proc_free(struct hda_codec *codec, struct hdmi_eld *eld) +{ + if (!codec->bus->shutdown && eld->proc_entry) { + snd_device_free(codec->bus->card, eld->proc_entry); + eld->proc_entry = NULL; + } +} + +#endif /* CONFIG_PROC_FS */ diff --git a/sound/pci/hda/hda_local.h b/sound/pci/hda/hda_local.h index c71505a4f99..bf7ba8b6297 100644 --- a/sound/pci/hda/hda_local.h +++ b/sound/pci/hda/hda_local.h @@ -481,6 +481,9 @@ struct hdmi_eld { int spk_alloc; int sad_count; struct cea_sad sad[ELD_MAX_SAD]; +#ifdef CONFIG_PROC_FS + struct snd_info_entry *proc_entry; +#endif }; int snd_hdmi_get_eld_size(struct hda_codec *codec, hda_nid_t nid); @@ -489,12 +492,17 @@ void snd_hdmi_show_eld(struct hdmi_eld *eld); #ifdef CONFIG_PROC_FS int snd_hda_eld_proc_new(struct hda_codec *codec, struct hdmi_eld *eld); +void snd_hda_eld_proc_free(struct hda_codec *codec, struct hdmi_eld *eld); #else static inline int snd_hda_eld_proc_new(struct hda_codec *codec, struct hdmi_eld *eld) { return 0; } +static inline void snd_hda_eld_proc_free(struct hda_codec *codec, + struct hdmi_eld *eld) +{ +} #endif #define SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE 80 diff --git a/sound/pci/hda/patch_intelhdmi.c b/sound/pci/hda/patch_intelhdmi.c index 5393f84f675..58aaf06589a 100644 --- a/sound/pci/hda/patch_intelhdmi.c +++ b/sound/pci/hda/patch_intelhdmi.c @@ -637,7 +637,10 @@ static int intel_hdmi_init(struct hda_codec *codec) static void intel_hdmi_free(struct hda_codec *codec) { - kfree(codec->spec); + struct intel_hdmi_spec *spec = codec->spec; + + snd_hda_eld_proc_free(codec, &spec->sink_eld); + kfree(spec); } static struct hda_codec_ops intel_hdmi_patch_ops = { -- 2.41.1