Only update selectedCommit in [PBGitHistoryController updateKeys] whe…

…n not nil.
jinxidoru · Apr 5, 2010 · 1d4e4c5 · 1d4e4c5
1 parent f704c99
commit 1d4e4c5
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/PBGitHistoryController.m b/PBGitHistoryController.m
@@ -121,7 +121,10 @@ - (void)awakeFromNib
 
 - (void) updateKeys
 {
-	selectedCommit = [[commitController selectedObjects] lastObject];
+	PBGitCommit * lastObject = [[commitController selectedObjects] lastObject];
+    if (lastObject) {
+        selectedCommit = lastObject;
+    }
 
 	if (self.selectedCommitDetailsIndex == kHistoryTreeViewIndex) {
 		self.gitTree = selectedCommit.tree;