tree cee2d2d0309e1ab214c6298201cc33413e063f13
parent a0401da8bbb135307aa428f238c9ac00d0db5d5f
author Jessie Hao <juan.hao@nxp.com> 1603257690 +0800
committer Michael Bestas <mkbestas@lineageos.org> 1649060672 +0300
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Fix Gallery keeps stopping issue when edit and save a picture.

Edit picture in Gallery, meet "Gallery keeps stopping" when try to save
picture.
E AndroidRuntime: Process: com.android.gallery3d, PID: 3740
E AndroidRuntime: java.lang.NullPointerException: Attempt to invoke virtual method
'boolean java.lang.String.equals(java.lang.Object)' on a null object reference
E AndroidRuntime: 	at com.android.gallery3d.filtershow.tools.SaveImage.getExifData(SaveImage.java:250)
E AndroidRuntime: 	at com.android.gallery3d.filtershow.tools.SaveImage.processAndSaveImage(SaveImage.java:369)

Add nullpointer check to avoid crash.

Signed-off-by: Jessie Hao <juan.hao@nxp.com>
Change-Id: Ia41dffa6a2bbeadd6121293b0eea78a268347778