[findbugs] Null check on closing PAM provider

diff --git a/src/main/java/com/gitblit/auth/PAMAuthProvider.java b/src/main/java/com/gitblit/auth/PAMAuthProvider.java
index 7e82bc6363381605648bd79b6f3247d5e73a98cc..5d441b8451c66997080f0b55bdbef6ac585fd9e0 100644 (file)
--- a/src/main/java/com/gitblit/auth/PAMAuthProvider.java
+++ b/src/main/java/com/gitblit/auth/PAMAuthProvider.java
@@ -98,7 +98,9 @@ public class PAMAuthProvider extends UsernamePasswordAuthenticationProvider {
                        logger.error(e.getMessage());
                        return null;
                } finally {
-                       pam.dispose();
+                       if (pam != null) {
+                               pam.dispose();
+                       }
                }
 
         UserModel user = userManager.getUserModel(username);