From: Jonathan Liu Date: Fri, 28 Jul 2017 14:45:27 +0000 (+1000) Subject: wic: ensure generated disk system identifier is non-zero X-Git-Tag: lucaceresoli/bug-15201-perf-libtraceevent-missing~20550 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f53b5555d6eaa171bc5882cfee807cf62576862d;p=thirdparty%2Fopenembedded%2Fopenembedded-core-contrib.git wic: ensure generated disk system identifier is non-zero Zero may be interpreted as no MBR signature present and another partitioning program might install a new MBR signature. Signed-off-by: Jonathan Liu Signed-off-by: Richard Purdie --- diff --git a/scripts/lib/wic/plugins/imager/direct.py b/scripts/lib/wic/plugins/imager/direct.py index 0a65a9c58d6..51bdd3a9849 100644 --- a/scripts/lib/wic/plugins/imager/direct.py +++ b/scripts/lib/wic/plugins/imager/direct.py @@ -303,7 +303,7 @@ class PartitionedImage(): # all partitions (in bytes) self.ptable_format = ptable_format # Partition table format # Disk system identifier - self.identifier = int.from_bytes(os.urandom(4), 'little') + self.identifier = int.from_bytes(os.urandom(4), 'little') or 0xffffffff self.partitions = partitions self.partimages = []