From: drh <drh@noemail.net>
Date: Fri, 30 Mar 2007 18:42:55 +0000 (+0000)
Subject: Fix a memory leak in multi-database commit.  Also enhance a comment that
X-Git-Tag: version-3.6.10~2399
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=c416ba97bf6a452e6731a4d1cab234ee316d051b;p=thirdparty%2Fsqlite.git

Fix a memory leak in multi-database commit.  Also enhance a comment that
explains why a particular valgrind error is harmless. (CVS 3771)

FossilOrigin-Name: 28c7ed1eb799203a569cdae97da974b347f39579
---

diff --git a/manifest b/manifest
index b115ed8680..923f2a9f22 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Coverage\stesting\sfor\sa\sfew\slines\sin\spager.c.\s(CVS\s3770)
-D 2007-03-30T18:21:53
+C Fix\sa\smemory\sleak\sin\smulti-database\scommit.\s\sAlso\senhance\sa\scomment\sthat\nexplains\swhy\sa\sparticular\svalgrind\serror\sis\sharmless.\s(CVS\s3771)
+D 2007-03-30T18:42:56
 F Makefile.in 2f2c3bf69faf0ae7b8e8af4f94f1986849034530
 F Makefile.linux-gcc 2d8574d1ba75f129aba2019f0b959db380a90935
 F README 9c4e2d6706bdcc3efdd773ce752a8cdab4f90028
@@ -123,11 +123,11 @@ F src/update.c 3359041db390a8f856d67272f299600e2104f350
 F src/utf.c 67ecb1032bc0b42c105e88d65ef9d9f626eb0e1f
 F src/util.c 8e8180ee5597f2474c1da311ff3c464b6966c0f1
 F src/vacuum.c 8bd895d29e7074e78d4e80f948e35ddc9cf2beef
-F src/vdbe.c d5a4fc1e18af2a2873d022450c4a776f6c17bac3
+F src/vdbe.c 87e31f0790ac8a5aad7b7fcd5b97948943fccba3
 F src/vdbe.h 0025259af1939fb264a545816c69e4b5b8d52691
 F src/vdbeInt.h 4b19fd8febad3fd14c4c97adaefc06754d323132
 F src/vdbeapi.c 7ac14f2e3b2283dcd35f5edefd31a8342cff783c
-F src/vdbeaux.c 5efa6d0f6096f213fbdffa0b1bf0a4c8ae40d145
+F src/vdbeaux.c a77bf70260ac1802dccf1076088700cc51d81fa3
 F src/vdbefifo.c 3ca8049c561d5d67cbcb94dc909ae9bb68c0bf8f
 F src/vdbemem.c d3696b4b0e5f32272659816cdfa2348c650b1ba0
 F src/vtab.c 7fbda947e28cbe7adb3ba752a76ca9ef29936750
@@ -447,7 +447,7 @@ F www/tclsqlite.tcl bb0d1357328a42b1993d78573e587c6dcbc964b9
 F www/vdbe.tcl 87a31ace769f20d3627a64fa1fade7fed47b90d0
 F www/version3.tcl 890248cf7b70e60c383b0e84d77d5132b3ead42b
 F www/whentouse.tcl 97e2b5cd296f7d8057e11f44427dea8a4c2db513
-P f5fad52a97a16faddc2701ea0e05a301974eda1a
-R d7b8a8d5ad13f6c53ffa624952731df2
-U danielk1977
-Z 82a1f92ad94ed1831ca10d2592c97005
+P c1aca18fad35be60066a08f5bd09772d24375af6
+R d3989353f3b76217fb1661204ddd5484
+U drh
+Z d9338063531486f14e383e7f3e14d3e3
diff --git a/manifest.uuid b/manifest.uuid
index 0a2f053d9b..9174d8578b 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-c1aca18fad35be60066a08f5bd09772d24375af6
\ No newline at end of file
+28c7ed1eb799203a569cdae97da974b347f39579
\ No newline at end of file
diff --git a/src/vdbe.c b/src/vdbe.c
index fc4ce51c5b..0a23cd91f9 100644
--- a/src/vdbe.c
+++ b/src/vdbe.c
@@ -43,7 +43,7 @@
 ** in this file for details.  If in doubt, do not deviate from existing
 ** commenting and indentation practices when changing or adding code.
 **
-** $Id: vdbe.c,v 1.597 2007/03/30 11:23:45 drh Exp $
+** $Id: vdbe.c,v 1.598 2007/03/30 18:42:56 drh Exp $
 */
 #include "sqliteInt.h"
 #include "os.h"
@@ -3105,7 +3105,9 @@ case OP_NotExists: {        /* no-push */
     pC->cacheStatus = CACHE_STALE;
     /* res might be uninitialized if rc!=SQLITE_OK.  But if rc!=SQLITE_OK
     ** processing is about to abort so we really do not care whether or not
-    ** the following jump is taken. */
+    ** the following jump is taken.  (In other words, do not stress over
+    ** the error that valgrind sometimes shows on the next statement when
+    ** running ioerr.test and similar failure-recovery test scripts.) */
     if( res!=0 ){
       pc = pOp->p2 - 1;
       pC->rowidIsValid = 0;
diff --git a/src/vdbeaux.c b/src/vdbeaux.c
index 9befa36f59..1c06d4bf34 100644
--- a/src/vdbeaux.c
+++ b/src/vdbeaux.c
@@ -1205,11 +1205,11 @@ static int vdbeCommit(sqlite3 *db){
     ** transaction files are deleted.
     */
     rc = sqlite3OsDelete(zMaster);
+    sqliteFree(zMaster);
+    zMaster = 0;
     if( rc ){
       return rc;
     }
-    sqliteFree(zMaster);
-    zMaster = 0;
     rc = sqlite3OsSyncDirectory(zMainFile);
     if( rc!=SQLITE_OK ){
       /* This is not good. The master journal file has been deleted, but