openssh/openssh-7.2p2-host_ident.patch

# HG changeset patch
# Parent  605a6220fcc2c96e9196681fe480fab16b505ee1
Suggest command line for removal of offending keys from known_hosts file

diff --git a/openssh-7.2p2/sshconnect.c b/openssh-7.2p2/sshconnect.c
--- a/openssh-7.2p2/sshconnect.c
+++ b/openssh-7.2p2/sshconnect.c
@@ -1086,16 +1086,21 @@ check_host_key(char *hostname, struct so
 				    ip_found->file, ip_found->line);
 		}
 		/* The host key has changed. */
 		warn_changed_key(host_key);
 		error("Add correct host key in %.100s to get rid of this message.",
 		    user_hostfiles[0]);
 		error("Offending %s key in %s:%lu", key_type(host_found->key),
 		    host_found->file, host_found->line);
+		error("You can use following command to remove all keys for this IP:");
+		if (host_found->file)
+			error("ssh-keygen -R %s -f %s", hostname, host_found->file);
+		else
+			error("ssh-keygen -R %s", hostname);
 
 		/*
 		 * If strict host key checking is in use, the user will have
 		 * to edit the key manually and we can only abort.
 		 */
 		if (options.strict_host_key_checking) {
 			error("%s host key for %.200s has changed and you have "
 			    "requested strict checking.", type, host);