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| author | Alex Cruz <du.alexcruz@gmail.com> | 2017-11-10 20:41:55 -0500 |
|---|---|---|
| committer | alk3pInjection <webmaster@raspii.tech> | 2022-01-27 18:50:18 +0800 |
| commit | e01cdff09d8df32a42ee76a4c29ec06d5ada8284 (patch) | |
| tree | 30722cbd361000bef9ab3b955c4e45b98527fb58 | |
| parent | 45657b3b46f4cb45fbad5eb8e1ff5940ed9b66d5 (diff) | |
Fix NPE when AOSP ambient display preference is removed
AndroidRuntime: Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.preference.Preference.setOnPreferenceChangeListener(android.support.v7.preference.Preference$OnPreferenceChangeListener)' on a null object reference
Change-Id: I6fbea9ec97a1506b707822cdb83469fea8211749
| -rw-r--r-- | packages/SettingsLib/src/com/android/settingslib/core/AbstractPreferenceController.java | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/packages/SettingsLib/src/com/android/settingslib/core/AbstractPreferenceController.java b/packages/SettingsLib/src/com/android/settingslib/core/AbstractPreferenceController.java index 20fe495f1afa..b7dbd23c0e12 100644 --- a/packages/SettingsLib/src/com/android/settingslib/core/AbstractPreferenceController.java +++ b/packages/SettingsLib/src/com/android/settingslib/core/AbstractPreferenceController.java @@ -34,8 +34,10 @@ public abstract class AbstractPreferenceController { setVisible(screen, prefKey, true /* visible */); if (this instanceof Preference.OnPreferenceChangeListener) { final Preference preference = screen.findPreference(prefKey); - preference.setOnPreferenceChangeListener( + if (preference != null) { + preference.setOnPreferenceChangeListener( (Preference.OnPreferenceChangeListener) this); + } } } else { setVisible(screen, prefKey, false /* visible */); |