passt: Don't warn on failed madvise()

A kernel might not be configured with CONFIG_TRANSPARENT_HUGEPAGE,
especially on embedded systems. Ignore the error, it doesn't affect
functionality.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/passt.c b/passt.c
index 038d50a..22934a2 100644
--- a/passt.c
+++ b/passt.c
@@ -339,8 +339,7 @@ int main(int argc, char **argv)
 		exit(EXIT_FAILURE);
 	}
 
-	if (madvise(pkt_buf, TAP_BUF_BYTES, MADV_HUGEPAGE))
-		perror("madvise");
+	madvise(pkt_buf, TAP_BUF_BYTES, MADV_HUGEPAGE);
 
 	__openlog(log_name, 0, LOG_DAEMON);