[alsa-devel] [PATCH 23/31] ALSA: nm256: Constify hw_constraints

Takashi Iwai tiwai at suse.de
Thu Jun 8 23:08:44 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/nm256/nm256.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/pci/nm256/nm256.c b/sound/pci/nm256/nm256.c
index 63f0985dae27..0ef8054c3936 100644
--- a/sound/pci/nm256/nm256.c
+++ b/sound/pci/nm256/nm256.c
@@ -398,10 +398,10 @@ snd_nm256_load_coefficient(struct nm256 *chip, int stream, int number)
 
 
 /* The actual rates supported by the card. */
-static unsigned int samplerates[8] = {
+static const unsigned int samplerates[8] = {
 	8000, 11025, 16000, 22050, 24000, 32000, 44100, 48000,
 };
-static struct snd_pcm_hw_constraint_list constraints_rates = {
+static const struct snd_pcm_hw_constraint_list constraints_rates = {
 	.count = ARRAY_SIZE(samplerates), 
 	.list = samplerates,
 	.mask = 0,
-- 
2.13.0



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