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authorTakashi Iwai <tiwai@suse.de>2008-11-21 11:11:50 +0300
committerTakashi Iwai <tiwai@suse.de>2008-11-21 11:17:30 +0300
commitf208dba97f2f3ff2fbcbe771195061e2a0dac870 (patch)
tree0c9bf38427af8c3c44e6c8e47cbc0ecf7e11f009
parentb94d3539de59ec6481e38f83c455324fd3aeabc1 (diff)
downloadlinux-f208dba97f2f3ff2fbcbe771195061e2a0dac870.tar.xz
ALSA: hda - Release ELD proc file
Release ELD proc file when reconfigured so that no leak occurs. Signed-off-by: Takashi Iwai <tiwai@suse.de>
-rw-r--r--sound/pci/hda/hda_eld.c11
-rw-r--r--sound/pci/hda/hda_local.h8
-rw-r--r--sound/pci/hda/patch_intelhdmi.c5
3 files changed, 22 insertions, 2 deletions
diff --git a/sound/pci/hda/hda_eld.c b/sound/pci/hda/hda_eld.c
index d2b7ccca3bb3..8740e7be8b24 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 c71505a4f99d..bf7ba8b62973 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 5393f84f6755..58aaf06589a8 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 = {