ifpps: Update usage with respect to median values

This was missing in commit 971b1d95 ("ifpps: Optionally display median
values for CPU load and interrupts"). Update the usage to reflect the
changes too.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>

1 files changed, 1 insertions, 0 deletions

diff --git a/ifpps.c b/ifpps.c
index 0c684e6..8fc4e92 100644
--- a/ifpps.c
+++ b/ifpps.c
@@ -122,6 +122,7 @@ static void __noreturn help(void)
 	     "  -p|--promisc           Promiscuous mode\n"
 	     "  -c|--csv               Output to terminal as Gnuplot-ready data\n"
 	     "  -l|--loop              Continuous CSV output\n"
+	     "  -m|--median            Display median values\n"
 	     "  -W|--no-warn           Suppress warnings\n"
 	     "  -v|--version           Print version and exit\n"
 	     "  -h|--help              Print this help and exit\n\n"