From e2b449e255249fa43bf4997d1097a00309c72948 Mon Sep 17 00:00:00 2001 From: Fuqian Huang Date: Mon, 17 Jun 2019 14:20:11 +0800 Subject: [PATCH] netmap: fix kernel pointer printing in netmap_generic.c Print the adapter name rather than the address of the adapter to avoid kernel address leakage. Signed-off-by: Fuqian Huang --- sys/dev/netmap/netmap_generic.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sys/dev/netmap/netmap_generic.c b/sys/dev/netmap/netmap_generic.c index e5a2499a595..63b27b01eef 100644 --- a/sys/dev/netmap/netmap_generic.c +++ b/sys/dev/netmap/netmap_generic.c @@ -1024,7 +1024,7 @@ generic_netmap_dtor(struct netmap_adapter *na) */ netmap_adapter_put(prev_na); } - nm_prinf("Native netmap adapter %p restored", prev_na); + nm_prinf("Native netmap adapter for %s restored", prev_na->name); } NM_RESTORE_NA(ifp, prev_na); /* @@ -1126,7 +1126,7 @@ generic_netmap_attach(struct ifnet *ifp) nm_os_generic_set_features(gna); - nm_prinf("Emulated adapter for %s created (prev was %p)", na->name, gna->prev); + nm_prinf("Emulated adapter for %s created (prev was %s)", na->name, gna->prev->name); return retval; } -- 2.11.0