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kern-scale: style nits, var decl vs assignment, copy loop vs memmove

This commit is contained in:
Gerhard Sittig 2018-02-21 17:56:50 +01:00 committed by Uwe Hermann
parent 0f6ff97bf8
commit 7a65106e00
1 changed files with 4 additions and 3 deletions
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7
src/hardware/kern-scale/protocol.c
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@ -65,7 +65,7 @@ static void handle_new_data(struct sr_dev_inst *sdi, void *info)
{
struct scale_info *scale;
struct dev_context *devc;
int len, i, offset = 0;
int len, offset;
struct sr_serial_dev_inst *serial;
scale = (struct scale_info *)sdi->driver;
@ -85,6 +85,7 @@ static void handle_new_data(struct sr_dev_inst *sdi, void *info)
devc->buflen += len;
/* Now look for packets in that data. */
offset = 0;
while ((devc->buflen - offset) >= scale->packet_size) {
if (scale->packet_valid(devc->buf + offset)) {
handle_packet(devc->buf + offset, sdi, info);
@ -95,8 +96,8 @@ static void handle_new_data(struct sr_dev_inst *sdi, void *info)
}
/* If we have any data left, move it to the beginning of our buffer. */
for (i = 0; i < devc->buflen - offset; i++)
devc->buf[i] = devc->buf[offset + i];
if (offset < devc->buflen)
memmove(devc->buf, devc->buf + offset, devc->buflen - offset);
devc->buflen -= offset;
}