small nettrace fixes

1 files changed, 2 insertions, 0 deletions

diff --git a/src/fnettrace-dns/main.c b/src/fnettrace-dns/main.c
index 32122754f..48bf14710 100644
--- a/src/fnettrace-dns/main.c
+++ b/src/fnettrace-dns/main.c
@@ -70,6 +70,7 @@ void print_dns(uint32_t ip_src, unsigned char *pkt) {
                 type, (nxdomain)? " NXDOMAIN": "");
         if (strcmp(tmp, last)) {
                 printf("%s\n", tmp);
+                fflush(0);
                 strcpy(last, tmp);
         }
 
@@ -77,6 +78,7 @@ void print_dns(uint32_t ip_src, unsigned char *pkt) {
 
 errout:
         printf("%02d:%02d:%02d  %15s  Error: invalid DNS packet\n", t->tm_hour, t->tm_min, t->tm_sec, ip);
+        fflush(0);
 }
 
 // https://www.kernel.org/doc/html/latest/networking/filter.html