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gqgeiger: stricter type casting

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Steffen Lange 2019-07-05 19:56:54 +02:00
parent 2c56aa64bb
commit 41a87714ef
1 changed files with 1 additions and 1 deletions
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gqgeiger.c
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@ -36,7 +36,7 @@ int gq_get_cpm(int device) {
gq_read(device, buf, 2);
// Mask out upper 2 bits as mentioned in GQ-RFC1201.
return (buf[0] & 0x3f) * 256 + buf[1];
return (((unsigned char)buf[0] & 0x3f) << 8) | ((unsigned char)buf[1] & 0xff);
}
bool gq_set_heartbeat_off(int device) {