Read returns 0 (the traditional "end-of-file" return) when a remote
peer performs an orderly shutdown. Hence, ts2phc needs to close the
socket and try to establish a new connection.
Signed-off-by: Lars Munch <l...@segv.dk>
---
ts2phc_nmea_master.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/ts2phc_nmea_master.c b/ts2phc_nmea_master.c
index b031e65..2fc460d 100644
--- a/ts2phc_nmea_master.c
+++ b/ts2phc_nmea_master.c
@@ -115,7 +115,7 @@ static void *monitor_nmea_status(void *arg)
continue;
}
cnt = read(pfd.fd, input, sizeof(input));
- if (cnt < 0) {
+ if (cnt <= 0) {
pr_err("failed to read from nmea source");
close(pfd.fd);
pfd.fd = -1;
--
2.25.1
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