Fix NPE in OpenSSHKnownHosts (#579)

Co-authored-by: Vladimir Lagunov <vladimir.lagunov@jetbrains.com>
hierynomus · May 26, 2020 · b1be925 · b1be925
1 parent 11543b2
commit b1be925
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/main/java/net/schmizz/sshj/transport/verification/OpenSSHKnownHosts.java b/src/main/java/net/schmizz/sshj/transport/verification/OpenSSHKnownHosts.java
@@ -387,7 +387,7 @@ public String getLine() {
             line.append(" ").append(type.toString());
             line.append(" ").append(getKeyString(key));
 
-            if (!comment.isEmpty()) line.append(" ").append(comment);
+            if (comment != null && !comment.isEmpty()) line.append(" ").append(comment);
 
             return line.toString();
         }