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_sg.c b/pcap_sg.c
index 9d07656..80c2c5d 100644
--- a/pcap_sg.c
+++ b/pcap_sg.c
@@ -145,9 +145,10 @@ static void pcap_sg_fsync(int fd)
 	fdatasync(fd);
 }
 
-static void pcap_sg_init_once(void)
+static void pcap_sg_init_once(bool enforce_prio)
 {
-	set_ioprio_rt();
+	if (enforce_prio)
+		set_ioprio_rt();
 }
 
 static int pcap_sg_prepare_access(int fd, enum pcap_mode mode, bool jumbo)