5f6272 Update

Authored and Committed by NeilBrown 2 weeks ago
    Update
    patches.suse/NFS-add-atomic_open-for-NFSv3-to-handle-O_TRUNC-corr.patch
    (bsc#1219847 bsc#1221862).
    
    Fix a NULL-pointer-deref bug.  Make the patch closer to the patch I sent
    upstream.