netsniff-ng: Don't set IO prio when reading pcap file

It allows to read pcap file for users who have no permissions to set
process IO prio.

Signed-off-by: Vadim Kochan <vadim4j@gmail.com>
Acked-by: Daniel Borkmann <borkmann@iogearbox.net>
Signed-off-by: Tobias Klauser <tklauser@distanz.ch>

1 files changed, 3 insertions, 2 deletions

diff --git a/pcap_rw.c b/pcap_rw.c
index 5a739da..b6be922 100644
--- a/pcap_rw.c
+++ b/pcap_rw.c
@@ -57,9 +57,10 @@ static ssize_t pcap_rw_read(int fd, pcap_pkthdr_t *phdr, enum pcap_type type,
 	return hdrsize + hdrlen;
 }
 
-static void pcap_rw_init_once(void)
+static void pcap_rw_init_once(bool enforce_prio)
 {
-	set_ioprio_rt();
+	if (enforce_prio)
+		set_ioprio_rt();
 }
 
 static void pcap_rw_fsync(int fd)