drivers/input: Remove some hardcoded values.

[libsigrok.git] / src / input / wav.c

diff --git a/src/input/wav.c b/src/input/wav.c
index 243fd4ca2d984451a8cf68e889e187a03a607c31..a1751243f467729c8ee7b2dbc61f3ca753906fc9 100644 (file)
--- a/src/input/wav.c
+++ b/src/input/wav.c
@@ -197,7 +197,7 @@ static void send_chunk(const struct sr_input *in, int offset, int num_samples)
 
        s = in->buf->str + offset;
        d = (char *)fdata;
-       memset(fdata, 0, CHUNK_SIZE);
+       memset(fdata, 0, CHUNK_SIZE * sizeof(float));
        total_samples = num_samples * inc->num_channels;
        for (samplenum = 0; samplenum < total_samples; samplenum++) {
                if (inc->fmt_code == WAVE_FORMAT_PCM_) {
@@ -331,7 +331,7 @@ static int receive(struct sr_input *in, GString *buf)
                        return ret;
 
                for (int i = 0; i < inc->num_channels; i++) {
-                       snprintf(channelname, 8, "CH%d", i + 1);
+                       snprintf(channelname, sizeof(channelname), "CH%d", i + 1);
                        sr_channel_new(in->sdi, i, SR_CHANNEL_ANALOG, TRUE, channelname);
                }