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Skip calling the virtual table xDestroy method when it is null.

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FossilOrigin-Name: b73ad305a6b7cb84fe0a1efb334b8e4592e21c40
This commit is contained in:
mistachkin 2015-08-20 21:14:31 +00:00
parent bc63ec1d62
commit 197d59ffc4
3 changed files with 10 additions and 8 deletions
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12
manifest
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@ -1,5 +1,5 @@
C Fix\sstray\svariable\sdeclaration\sfor\sC89.
D 2015-08-20T20:21:06.528
C Skip\scalling\sthe\svirtual\stable\sxDestroy\smethod\swhen\sit\sis\snull.
D 2015-08-20T21:14:31.239
F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
F Makefile.in 4f663b6b4954b9b1eb0e6f08387688a93b57542d
F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
@ -408,7 +408,7 @@ F src/vdbeblob.c 4f2e8e075d238392df98c5e03a64342465b03f90
F src/vdbemem.c ae38a0d35ae71cf604381a887c170466ba518090
F src/vdbesort.c f5009e7a35e3065635d8918b9a31f498a499976b
F src/vdbetrace.c 8befe829faff6d9e6f6e4dee5a7d3f85cc85f1a0
F src/vtab.c 05395350f947ec0b1af25e8502b9cfec84f17ea7
F src/vtab.c ab36813224d5551cb60f87f3c7e58e0b32541e12
F src/vxworks.h c18586c8edc1bddbc15c004fa16aeb1e1342b4fb
F src/wal.c 6fb6b68969e4692593c2552c4e7bff5882de2cb8
F src/wal.h df01efe09c5cb8c8e391ff1715cca294f89668a4
@ -1376,7 +1376,7 @@ F tool/vdbe_profile.tcl 67746953071a9f8f2f668b73fe899074e2c6d8c1
F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
F tool/warnings.sh 48bd54594752d5be3337f12c72f28d2080cb630b
F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
P a7acc7878b8bb8e27a0da67b2dbb7bd51df4859b
R ab9999ab7b4e03861512ce91d476cfe4
P 17eb7f18cb76170e109977a94b259b763cd86c47
R 25130809f3babeec0691a193d02e4069
U mistachkin
Z 6bb10870cccae9f7d2b7bc147f067428
Z f2d173175579a2040d53483e92ff71ba

2
manifest.uuid
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@ -1 +1 @@
17eb7f18cb76170e109977a94b259b763cd86c47
b73ad305a6b7cb84fe0a1efb334b8e4592e21c40

4
src/vtab.c
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@ -801,6 +801,7 @@ int sqlite3VtabCallDestroy(sqlite3 *db, int iDb, const char *zTab){
pTab = sqlite3FindTable(db, zTab, db->aDb[iDb].zName);
if( ALWAYS(pTab!=0 && pTab->pVTable!=0) ){
VTable *p;
int (*xDestroy)(sqlite3_vtab *);
for(p=pTab->pVTable; p; p=p->pNext){
assert( p->pVtab );
if( p->pVtab->nRef>0 ){
@ -808,7 +809,8 @@ int sqlite3VtabCallDestroy(sqlite3 *db, int iDb, const char *zTab){
}
}
p = vtabDisconnectAll(db, pTab);
rc = p->pMod->pModule->xDestroy(p->pVtab);
xDestroy = p->pMod->pModule->xDestroy;
rc = xDestroy ? xDestroy(p->pVtab) : SQLITE_OK;
/* Remove the sqlite3_vtab* from the aVTrans[] array, if applicable */
if( rc==SQLITE_OK ){
assert( pTab->pVTable==p && p->pNext==0 );