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Fix issues with ALTER TABLE RENAME COLUMN associated with OOM errors.

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FossilOrigin-Name: 0b28dd5c2e4908d5e49eaedd359492e46de8af3bf84120f4683b3ea906882fbf
This commit is contained in:
drh
2018-08-13 13:43:11 +00:00
parent 3a9a76b70a
commit 5fc22cdfde
4 changed files with 12 additions and 11 deletions
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5
src/alter.c
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@@ -970,6 +970,7 @@ static void renameColumnFunc(
sParse.nQueryLoop = 1;
rc = sqlite3RunParser(&sParse, zSql, &zErr);
assert( sParse.pNewTable==0 || sParse.pNewIndex==0 );
if( db->mallocFailed ) rc = SQLITE_NOMEM;
if( rc==SQLITE_OK && sParse.pNewTable==0 && sParse.pNewIndex==0 ){
rc = SQLITE_CORRUPT_BKPT;
}
@@ -990,8 +991,7 @@ static void renameColumnFunc(
sqlite3_result_error_code(context, rc);
}
sqlite3DbFree(db, zErr);
sqlite3_free(zQuot);
return;
goto renameColumnFunc_done;
}
if( bQuote ){
@@ -1094,6 +1094,7 @@ static void renameColumnFunc(
sqlite3DbFree(db, zOut);
}
renameColumnFunc_done:
if( sParse.pVdbe ){
sqlite3VdbeFinalize(sParse.pVdbe);
}