[alsa-devel] [PATCH 09/31] ALSA: atiixp: Constify hw_constraints

Takashi Iwai tiwai at suse.de
Thu Jun 8 23:08:30 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/atiixp_modem.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/pci/atiixp_modem.c b/sound/pci/atiixp_modem.c
index 40152feef1e7..52e0ea7b9b80 100644
--- a/sound/pci/atiixp_modem.c
+++ b/sound/pci/atiixp_modem.c
@@ -860,8 +860,8 @@ static int snd_atiixp_pcm_open(struct snd_pcm_substream *substream,
 	struct atiixp_modem *chip = snd_pcm_substream_chip(substream);
 	struct snd_pcm_runtime *runtime = substream->runtime;
 	int err;
-	static unsigned int rates[] = { 8000,  9600, 12000, 16000 };
-	static struct snd_pcm_hw_constraint_list hw_constraints_rates = {
+	static const unsigned int rates[] = { 8000,  9600, 12000, 16000 };
+	static const struct snd_pcm_hw_constraint_list hw_constraints_rates = {
 		.count = ARRAY_SIZE(rates),
 		.list = rates,
 		.mask = 0,
-- 
2.13.0



More information about the Alsa-devel mailing list