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bitbake: cache: prevent division-by-zero in load_cahefile() 

[YOCTO 11315]

(Bitbake rev: 227c5acd4b40154bc61202e7bb67a13818a7d727)

Signed-off-by: Markus Lehtonen <markus.lehtonen@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Markus Lehtonen 2017-04-10 13:50:41 +03:00 committed by Richard Purdie
parent 2a40a0587e
commit fc6370626e
1 changed files with 4 additions and 0 deletions
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4
bitbake/lib/bb/cache.py
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@ -462,6 +462,10 @@ class Cache(NoCache):
self.depends_cache[key] = [value]
# only fire events on even percentage boundaries
current_progress = cachefile.tell() + previous_progress
if current_progress > cachesize:
# we might have calculated incorrect total size because a file
# might've been written out just after we checked its size
cachesize = current_progress
current_percent = 100 * current_progress / cachesize
if current_percent > previous_percent:
previous_percent = current_percent