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Fix a slightly incorrect corruption detection branch in the btree logic.

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FossilOrigin-Name: 9191ff670cb7f36e0b2dac4a22888679b639845687aef8edcc3c05e35ba71eda
This commit is contained in:
drh
2018-05-05 01:23:28 +00:00
parent e3d511c078
commit 6fcf83a503
3 changed files with 10 additions and 8 deletions
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4
src/btree.c
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@@ -6226,7 +6226,9 @@ static int clearCell(
if( pInfo->nLocal==pInfo->nPayload ){
return SQLITE_OK; /* No overflow pages. Return without doing anything */
}
if( pCell+pInfo->nSize-1 > pPage->aData+pPage->maskPage ){
testcase( pCell + pInfo->nSize == pPage->aDataEnd );
testcase( pCell + (pInfo->nSize-1) == pPage->aDataEnd );
if( pCell + pInfo->nSize > pPage->aDataEnd ){
/* Cell extends past end of page */
return SQLITE_CORRUPT_PAGE(pPage);
}