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hmmr-guest pushed a commit to branch WIP
in repository aghermann.
commit cfb3ec557c1ef67f6553a6602f2d17b9f4b07886
Author: Andrei Zavada <hmmr@ra>
Date: Sun Jun 14 20:06:54 2015 +0300
libmetrics: discard saved profiles having more bytes than needed
---
upstream/src/libmetrics/page-metrics-base.cc | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/upstream/src/libmetrics/page-metrics-base.cc
b/upstream/src/libmetrics/page-metrics-base.cc
index 8a5afb7..4c3b966 100644
--- a/upstream/src/libmetrics/page-metrics-base.cc
+++ b/upstream/src/libmetrics/page-metrics-base.cc
@@ -208,6 +208,13 @@ mirror_back( const string& fname)
if ( read( fd, &_data[0], _data.size() * sizeof(TFloat))
!= (ssize_t)(_data.size() * sizeof(TFloat)) )
throw -2;
+
+ // fail to read more
+ char whyme;
+ if ( read( fd, &whyme, 1) > 0 ) {
+ fprintf( stderr, "unexpected extra bytes in %s;
discarding file", fname.c_str());
+ throw -3;
+ }
close(fd);
return 0;
} catch (int ex) {
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