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Fix a segfault that can occur when attempting to insert into

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a corrupt database file.  Need a test case. (CVS 6212)

FossilOrigin-Name: 68957cf0c4bae0c6cf450b4de1d6bc1bc64b232c
This commit is contained in:
drh 2009-01-28 20:21:17 +00:00
parent 6acb2cf665
commit 20abac2f87
3 changed files with 16 additions and 11 deletions
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14
manifest
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@ -1,5 +1,5 @@
C regenerate\sautotools\s(CVS\s6211)
D 2009-01-28T04:46:29
C Fix\sa\ssegfault\sthat\scan\soccur\swhen\sattempting\sto\sinsert\sinto\na\scorrupt\sdatabase\sfile.\s\sNeed\sa\stest\scase.\s(CVS\s6212)
D 2009-01-28T20:21:17
F Makefile.arm-wince-mingw32ce-gcc fcd5e9cd67fe88836360bb4f9ef4cb7f8e2fb5a0
F Makefile.in 3871d308188cefcb7c5ab20da4c7b6aad023bc52
F Makefile.linux-gcc d53183f4aa6a9192d249731c90dbdffbd2c68654
@ -103,7 +103,7 @@ F src/attach.c 1c35f95da3c62d19de75b44cfefd12c81c1791b3
F src/auth.c c8b2ab5c8bad4bd90ed7c294694f48269162c627
F src/bitvec.c 44f7059ac1f874d364b34af31b9617e52223ba75
F src/btmutex.c 63c5cc4ad5715690767ffcb741e185d7bc35ec1a
F src/btree.c 01b3af74d9e756901f21401ca1a3d0bb8b2b9368
F src/btree.c 606c67b1b544d2324a9e4ab365cedaa1f828c7f4
F src/btree.h 07359623fa24748709dd61212a32364a6adc6b56
F src/btreeInt.h 44bcbfe387ba99a3a9f2527bd12fa1bb8bc574b3
F src/build.c c8bf5dcef4d5889bc57eecdb8b3dba178e5e06a8
@ -692,7 +692,7 @@ F tool/speedtest16.c c8a9c793df96db7e4933f0852abb7a03d48f2e81
F tool/speedtest2.tcl ee2149167303ba8e95af97873c575c3e0fab58ff
F tool/speedtest8.c 2902c46588c40b55661e471d7a86e4dd71a18224
F tool/speedtest8inst1.c 293327bc76823f473684d589a8160bde1f52c14e
P 3a049ca761f36d0fdb3b5b5f254c00210b373e9e
R 766b006fdd07f8460587633c372a5356
U vapier
Z 32257921f8b0ce07e48f308acb642ba9
P 813a3c96863acc9dd6ccd41e7ac9f57d635bcc0d
R 1d921b41466ddcb216497f4cc6d6fe23
U drh
Z c108c05ffdcb51b987aecb70b13d99f1

2
manifest.uuid
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@ -1 +1 @@
813a3c96863acc9dd6ccd41e7ac9f57d635bcc0d
68957cf0c4bae0c6cf450b4de1d6bc1bc64b232c

11
src/btree.c
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@ -9,7 +9,7 @@
** May you share freely, never taking more than you give.
**
*************************************************************************
** $Id: btree.c,v 1.561 2009/01/20 17:06:27 danielk1977 Exp $
** $Id: btree.c,v 1.562 2009/01/28 20:21:17 drh Exp $
**
** This file implements a external (disk-based) database using BTrees.
** See the header comment on "btreeInt.h" for additional information.
@ -4663,7 +4663,9 @@ static int fillInCell(
nSrc = nData;
nData = 0;
}else{
/* TBD: Perhaps raise SQLITE_CORRUPT if nKey is larger than 31 bits? */
if( nKey>0x7fffffff || pKey==0 ){
return SQLITE_CORRUPT;
}
nPayload += (int)nKey;
pSrc = pKey;
nSrc = (int)nKey;
@ -5585,7 +5587,10 @@ static int balance_nonroot(BtCursor *pCur){
j--;
sqlite3BtreeParseCellPtr(pNew, apCell[j], &info);
pCell = pTemp;
fillInCell(pParent, pCell, 0, info.nKey, 0, 0, 0, &sz);
rc = fillInCell(pParent, pCell, 0, info.nKey, 0, 0, 0, &sz);
if( rc!=SQLITE_OK ){
goto balance_cleanup;
}
pTemp = 0;
}else{
pCell -= 4;