avoid very rare npe

2 files changed, 4 insertions, 2 deletions

diff --git a/src/main/java/eu/siacs/conversations/entities/Roster.java b/src/main/java/eu/siacs/conversations/entities/Roster.java
index d6777ef63..628a31d1c 100644
--- a/src/main/java/eu/siacs/conversations/entities/Roster.java
+++ b/src/main/java/eu/siacs/conversations/entities/Roster.java
@@ -74,6 +74,9 @@ public class Roster {
 	}
 
 	public void initContact(final Contact contact) {
+		if (contact == null) {
+			return;
+		}
 		contact.setAccount(account);
 		contact.setOption(Contact.Options.IN_ROSTER);
 		synchronized (this.contacts) {
diff --git a/src/main/java/eu/siacs/conversations/persistance/DatabaseBackend.java b/src/main/java/eu/siacs/conversations/persistance/DatabaseBackend.java
index ed88e434e..d11b02fa4 100644
--- a/src/main/java/eu/siacs/conversations/persistance/DatabaseBackend.java
+++ b/src/main/java/eu/siacs/conversations/persistance/DatabaseBackend.java
@@ -386,8 +386,7 @@ public class DatabaseBackend extends SQLiteOpenHelper {
 		SQLiteDatabase db = this.getReadableDatabase();
 		Cursor cursor;
 		String args[] = { roster.getAccount().getUuid() };
-		cursor = db.query(Contact.TABLENAME, null, Contact.ACCOUNT + "=?",
-				args, null, null, null);
+		cursor = db.query(Contact.TABLENAME, null, Contact.ACCOUNT + "=?", args, null, null, null);
 		while (cursor.moveToNext()) {
 			roster.initContact(Contact.fromCursor(cursor));
 		}