sr: Made the dev_config_set parameter a const pointer

[libsigrok.git] / hardware / alsa / alsa.c

diff --git a/hardware/alsa/alsa.c b/hardware/alsa/alsa.c
index 7c77bfbcb9df57d5f0c254b2fb1f42f8a46f9424..d86ac05fd39f619378b195ee991ad6ea956052eb 100644 (file)
--- a/hardware/alsa/alsa.c
+++ b/hardware/alsa/alsa.c
@@ -212,7 +212,7 @@ static const int *hw_hwcap_get_all(void)
        return hwcaps;
 }
 
-static int hw_dev_config_set(int dev_index, int hwcap, void *value)
+static int hw_dev_config_set(int dev_index, int hwcap, const void *value)
 {
        struct sr_dev_inst *sdi;
        struct context *ctx;
@@ -225,10 +225,10 @@ static int hw_dev_config_set(int dev_index, int hwcap, void *value)
        case SR_HWCAP_PROBECONFIG:
                return SR_OK;
        case SR_HWCAP_SAMPLERATE:
-               ctx->cur_rate = *(uint64_t *)value;
+               ctx->cur_rate = *(const uint64_t *)value;
                return SR_OK;
        case SR_HWCAP_LIMIT_SAMPLES:
-               ctx->limit_samples = *(uint64_t *)value;
+               ctx->limit_samples = *(const uint64_t *)value;
                return SR_OK;
        default:
                return SR_ERR;