snd_pcm_hw_constraint_list(), *_ratnums() and *_ratdens() receive the const pointers. Constify the corresponding static objects for better hardening.
Signed-off-by: Takashi Iwai tiwai@suse.de --- sound/pci/hda/patch_hdmi.c | 10 +++++----- sound/pci/hda/patch_si3054.c | 4 ++-- 2 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index 90e4ff87445e..0d7955eec201 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -2782,21 +2782,21 @@ static int nvhdmi_7x_init_8ch(struct hda_codec *codec) return 0; }
-static unsigned int channels_2_6_8[] = { +static const unsigned int channels_2_6_8[] = { 2, 6, 8 };
-static unsigned int channels_2_8[] = { +static const unsigned int channels_2_8[] = { 2, 8 };
-static struct snd_pcm_hw_constraint_list hw_constraints_2_6_8_channels = { +static const struct snd_pcm_hw_constraint_list hw_constraints_2_6_8_channels = { .count = ARRAY_SIZE(channels_2_6_8), .list = channels_2_6_8, .mask = 0, };
-static struct snd_pcm_hw_constraint_list hw_constraints_2_8_channels = { +static const struct snd_pcm_hw_constraint_list hw_constraints_2_8_channels = { .count = ARRAY_SIZE(channels_2_8), .list = channels_2_8, .mask = 0, @@ -2807,7 +2807,7 @@ static int simple_playback_pcm_open(struct hda_pcm_stream *hinfo, struct snd_pcm_substream *substream) { struct hdmi_spec *spec = codec->spec; - struct snd_pcm_hw_constraint_list *hw_constraints_channels = NULL; + const struct snd_pcm_hw_constraint_list *hw_constraints_channels = NULL;
switch (codec->preset->vendor_id) { case 0x10de0002: diff --git a/sound/pci/hda/patch_si3054.c b/sound/pci/hda/patch_si3054.c index ffda38c45509..f63acb1b965c 100644 --- a/sound/pci/hda/patch_si3054.c +++ b/sound/pci/hda/patch_si3054.c @@ -169,8 +169,8 @@ static int si3054_pcm_open(struct hda_pcm_stream *hinfo, struct hda_codec *codec, struct snd_pcm_substream *substream) { - static unsigned int rates[] = { 8000, 9600, 16000 }; - static struct snd_pcm_hw_constraint_list hw_constraints_rates = { + static const unsigned int rates[] = { 8000, 9600, 16000 }; + static const struct snd_pcm_hw_constraint_list hw_constraints_rates = { .count = ARRAY_SIZE(rates), .list = rates, .mask = 0,