The only usage of sof_probe_compressed_ops is to assign its address to the compress_ops field in the snd_soc_component_driver struct, which is a pointer to const. The assignment is done in sound/soc/sof/pcm.c. Make it const to allow the compiler to put it in read-only memory.
Signed-off-by: Rikard Falkeborn rikard.falkeborn@gmail.com --- sound/soc/sof/compress.c | 2 +- sound/soc/sof/compress.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/sound/soc/sof/compress.c b/sound/soc/sof/compress.c index 2d4969c705a4..57d5bf0a171e 100644 --- a/sound/soc/sof/compress.c +++ b/sound/soc/sof/compress.c @@ -13,7 +13,7 @@ #include "ops.h" #include "probe.h"
-struct snd_compress_ops sof_probe_compressed_ops = { +const struct snd_compress_ops sof_probe_compressed_ops = { .copy = sof_probe_compr_copy, }; EXPORT_SYMBOL(sof_probe_compressed_ops); diff --git a/sound/soc/sof/compress.h b/sound/soc/sof/compress.h index ca8790bd4b13..4448c799e14b 100644 --- a/sound/soc/sof/compress.h +++ b/sound/soc/sof/compress.h @@ -13,7 +13,7 @@
#include <sound/compress_driver.h>
-extern struct snd_compress_ops sof_probe_compressed_ops; +extern const struct snd_compress_ops sof_probe_compressed_ops;
int sof_probe_compr_open(struct snd_compr_stream *cstream, struct snd_soc_dai *dai);