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(parent: 18af067) | patch
bitmap: fix bitmap_fill with zero-sized bitmap
authorMarek Marczykowski-Górecki <marmarek@invisiblethingslab.com>
Thu, 6 Jun 2019 12:08:10 +0000 (14:08 +0200)
committerJan Beulich <jbeulich@suse.com>
Thu, 6 Jun 2019 12:08:10 +0000 (14:08 +0200)
commitba75e0d44b58c53696c09eaea7fc53c923c3ccc5
treed10af74ca097388623673b2bc3fc51fb2fd5d0b9tree | snapshot
parent18af067ae3c2b12b4330e495ce471cc51d3c3f5acommit | diff
bitmap: fix bitmap_fill with zero-sized bitmap

When bitmap_fill(..., 0) is called, do not try to write anything. Before
this patch, it tried to write almost LONG_MAX, surely overwriting
something.

Signed-off-by: Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
master commit: 93df28be2d4f620caf18109222d046355ac56327
master date: 2019-05-13 10:12:00 +0200
xen/include/xen/bitmap.h diff | blob | history
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