[alsa-devel] [PATCH 13/31] ALSA: cmipci: Constify hw_constraints
Takashi Iwai
tiwai at suse.de
Thu Jun 8 23:08:34 CEST 2017
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 at suse.de>
---
sound/pci/cmipci.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/sound/pci/cmipci.c b/sound/pci/cmipci.c
index 745a0a3743b4..a460cb63e971 100644
--- a/sound/pci/cmipci.c
+++ b/sound/pci/cmipci.c
@@ -719,18 +719,18 @@ static int snd_cmipci_hw_free(struct snd_pcm_substream *substream)
/*
*/
-static unsigned int hw_channels[] = {1, 2, 4, 6, 8};
-static struct snd_pcm_hw_constraint_list hw_constraints_channels_4 = {
+static const unsigned int hw_channels[] = {1, 2, 4, 6, 8};
+static const struct snd_pcm_hw_constraint_list hw_constraints_channels_4 = {
.count = 3,
.list = hw_channels,
.mask = 0,
};
-static struct snd_pcm_hw_constraint_list hw_constraints_channels_6 = {
+static const struct snd_pcm_hw_constraint_list hw_constraints_channels_6 = {
.count = 4,
.list = hw_channels,
.mask = 0,
};
-static struct snd_pcm_hw_constraint_list hw_constraints_channels_8 = {
+static const struct snd_pcm_hw_constraint_list hw_constraints_channels_8 = {
.count = 5,
.list = hw_channels,
.mask = 0,
@@ -1597,9 +1597,9 @@ static struct snd_pcm_hardware snd_cmipci_capture_spdif =
.fifo_size = 0,
};
-static unsigned int rate_constraints[] = { 5512, 8000, 11025, 16000, 22050,
+static const unsigned int rate_constraints[] = { 5512, 8000, 11025, 16000, 22050,
32000, 44100, 48000, 88200, 96000, 128000 };
-static struct snd_pcm_hw_constraint_list hw_constraints_rates = {
+static const struct snd_pcm_hw_constraint_list hw_constraints_rates = {
.count = ARRAY_SIZE(rate_constraints),
.list = rate_constraints,
.mask = 0,
--
2.13.0
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