svn commit: r349922 - stable/11/sys/dev/netmap

[Vincenzo Maffione]

Author: vmaffione
Date: Thu Jul 11 20:29:50 2019
New Revision: 349922
URL: https://svnweb.freebsd.org/changeset/base/349922

Log:
  MFC r349752
  
  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.
  
  PR:             Bug 238642
  Submitted by:   Fuqian Huang <huangfq.daxian at gmail.com>
  Reviewed by:    vmaffione

Modified:
  stable/11/sys/dev/netmap/netmap_generic.c
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/sys/dev/netmap/netmap_generic.c
==============================================================================
--- stable/11/sys/dev/netmap/netmap_generic.c	Thu Jul 11 20:14:59 2019	(r349921)
+++ stable/11/sys/dev/netmap/netmap_generic.c	Thu Jul 11 20:29:50 2019	(r349922)
@@ -1022,7 +1022,7 @@ 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);
 	/*
@@ -1124,7 +1124,7 @@ 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;
 }