fix zero size attachment replies (#69)

- Bugfix: Don't try to respond with zero size partial cache value when partial size is zero
- Improvement: Added more validation of data read from cache / cas

1 files changed, 1 insertions, 0 deletions

diff --git a/src/zenserver/projectstore/zenremoteprojectstore.cpp b/src/zenserver/projectstore/zenremoteprojectstore.cpp
index cec68111f..679c344c6 100644
--- a/src/zenserver/projectstore/zenremoteprojectstore.cpp
+++ b/src/zenserver/projectstore/zenremoteprojectstore.cpp
@@ -119,6 +119,7 @@ public:
 					IoHash			 RawHash;
 					uint64_t		 RawSize;
 					CompressedBuffer Compressed = CompressedBuffer::FromCompressed(Chunk, RawHash, RawSize);
+					ZEN_ASSERT(Compressed);
 					RequestWriter.AddHash(RawHash);
 					RequestPackage.AddAttachment(CbAttachment(Compressed, RawHash));
 				}