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authorXiaohong Bao <bao@lindenlab.com>2011-05-18 11:46:55 -0600
committerXiaohong Bao <bao@lindenlab.com>2011-05-18 11:46:55 -0600
commitce554304fbc21e8a52b236a56eea70287f002fdd (patch)
tree7d128240375feb59caf44d2cb5f9f812bb9b2af9
parent79459bc9ba8cefa67091e65dd676f50c9ddc612d (diff)
fix for SH-1591: crash at LLVOCacheEntry::~LLVOCacheEntry() line 138
-rw-r--r--indra/llmessage/lldatapacker.h5
-rw-r--r--indra/newview/llvocache.cpp6
2 files changed, 9 insertions, 2 deletions
diff --git a/indra/llmessage/lldatapacker.h b/indra/llmessage/lldatapacker.h
index dd9c4eaa38..b0a638c16e 100644
--- a/indra/llmessage/lldatapacker.h
+++ b/indra/llmessage/lldatapacker.h
@@ -168,10 +168,15 @@ public:
S32 getCurrentSize() const { return (S32)(mCurBufferp - mBufferp); }
S32 getBufferSize() const { return mBufferSize; }
+ const U8* getBuffer() const { return mBufferp; }
void reset() { mCurBufferp = mBufferp; mWriteEnabled = (mCurBufferp != NULL); }
void freeBuffer() { delete [] mBufferp; mBufferp = mCurBufferp = NULL; mBufferSize = 0; mWriteEnabled = FALSE; }
void assignBuffer(U8 *bufferp, S32 size)
{
+ if(mBufferp && mBufferp != bufferp)
+ {
+ freeBuffer() ;
+ }
mBufferp = bufferp;
mCurBufferp = bufferp;
mBufferSize = size;
diff --git a/indra/newview/llvocache.cpp b/indra/newview/llvocache.cpp
index b888a263d0..c605ddb1c8 100644
--- a/indra/newview/llvocache.cpp
+++ b/indra/newview/llvocache.cpp
@@ -76,6 +76,7 @@ LLVOCacheEntry::LLVOCacheEntry(LLAPRFile* apr_file)
S32 size = -1;
BOOL success;
+ mDP.assignBuffer(mBuffer, 0);
success = check_read(apr_file, &mLocalID, sizeof(U32));
if(success)
{
@@ -136,10 +137,11 @@ LLVOCacheEntry::LLVOCacheEntry(LLAPRFile* apr_file)
LLVOCacheEntry::~LLVOCacheEntry()
{
- if(mBuffer)
+ if(mBuffer != mDP.getBuffer())
{
- delete[] mBuffer;
+ delete[] mBuffer ; //just in case
}
+ mDP.freeBuffer();
}