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-rw-r--r--sideband.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/sideband.c b/sideband.c
index c0b6dcf..1e4d684 100644
--- a/sideband.c
+++ b/sideband.c
@@ -108,9 +108,8 @@ int recv_sideband(const char *me, int in_stream, int out)
* fd is connected to the remote side; send the sideband data
* over multiplexed packet stream.
*/
-ssize_t send_sideband(int fd, int band, const char *data, ssize_t sz, int packet_max)
+void send_sideband(int fd, int band, const char *data, ssize_t sz, int packet_max)
{
- ssize_t ssz = sz;
const char *p = data;
while (sz) {
@@ -121,16 +120,15 @@ ssize_t send_sideband(int fd, int band, const char *data, ssize_t sz, int packet
if (packet_max - 5 < n)
n = packet_max - 5;
if (0 <= band) {
- sprintf(hdr, "%04x", n + 5);
+ xsnprintf(hdr, sizeof(hdr), "%04x", n + 5);
hdr[4] = band;
write_or_die(fd, hdr, 5);
} else {
- sprintf(hdr, "%04x", n + 4);
+ xsnprintf(hdr, sizeof(hdr), "%04x", n + 4);
write_or_die(fd, hdr, 4);
}
write_or_die(fd, p, n);
p += n;
sz -= n;
}
- return ssz;
}