ifpps: fix segfault in terminal mode

Introduced by commit 0e47d1d5011f ("ifpps: Don't assume a maximum of
32 CPUs"). Also update term_main with initial allocation of CPU data.

Signed-off-by: Daniel Borkmann <dborkman@redhat.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/ifpps.c b/ifpps.c
index 3dbb337..b7aea30 100644
--- a/ifpps.c
+++ b/ifpps.c
@@ -992,6 +992,13 @@ static void term_csv_header(const char *ifname, const struct ifstat *abs,
 static int term_main(const char *ifname, uint64_t ms_interval)
 {
 	int first = 1;
+	int cpus = get_number_cpus();
+
+	stats_alloc(&stats_old, cpus);
+	stats_alloc(&stats_new, cpus);
+	stats_alloc(&stats_delta, cpus);
+
+	cpu_hits = xzmalloc(cpus * sizeof(*cpu_hits));
 
 	do {
 		stats_sample_generic(ifname, ms_interval);