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aix-unpin-after-free-20080520

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LICENSE IPL10
FIXES 99456

in order that cleanup be safe we need to do it this way
This commit is contained in:
Derrick Brashear 2008-05-20 20:48:34 +00:00
parent 090b2eebfa
commit 3edb97360b
3 changed files with 9 additions and 9 deletions
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8
src/afs/afs_icl.c
View File

@ -1016,10 +1016,10 @@ afs_icl_LogFreeUse(register struct afs_icl_log *logp)
ObtainWriteLock(&logp->lock, 189);
if (--logp->setCount == 0) {
/* no more users -- free it (but keep log structure around) */
afs_osi_Free(logp->datap, sizeof(afs_int32) * logp->logSize);
#ifdef KERNEL_HAVE_PIN
unpin((char *)logp->datap, sizeof(afs_int32) * logp->logSize);
#endif
afs_osi_Free(logp->datap, sizeof(afs_int32) * logp->logSize);
logp->firstUsed = logp->firstFree = 0;
logp->logElements = 0;
logp->datap = NULL;
@ -1042,10 +1042,10 @@ afs_icl_LogSetSize(register struct afs_icl_log *logp, afs_int32 logSize)
logp->logElements = 0;
/* free and allocate a new one */
afs_osi_Free(logp->datap, sizeof(afs_int32) * logp->logSize);
#ifdef KERNEL_HAVE_PIN
unpin((char *)logp->datap, sizeof(afs_int32) * logp->logSize);
#endif
afs_osi_Free(logp->datap, sizeof(afs_int32) * logp->logSize);
logp->datap =
(afs_int32 *) afs_osi_Alloc(sizeof(afs_int32) * logSize);
#ifdef KERNEL_HAVE_PIN
@ -1069,10 +1069,10 @@ afs_icl_ZapLog(register struct afs_icl_log *logp)
/* found the dude we want to remove */
*lpp = logp->nextp;
osi_FreeSmallSpace(logp->name);
afs_osi_Free(logp->datap, sizeof(afs_int32) * logp->logSize);
#ifdef KERNEL_HAVE_PIN
unpin((char *)logp->datap, sizeof(afs_int32) * logp->logSize);
#endif
afs_osi_Free(logp->datap, sizeof(afs_int32) * logp->logSize);
osi_FreeSmallSpace(logp);
break; /* won't find it twice */
}
@ -1330,10 +1330,10 @@ afs_icl_ZapSet(register struct afs_icl_set *setp)
/* found the dude we want to remove */
*lpp = setp->nextp;
osi_FreeSmallSpace(setp->name);
afs_osi_Free(setp->eventFlags, ICL_DEFAULTEVENTS);
#ifdef KERNEL_HAVE_PIN
unpin((char *)setp->eventFlags, ICL_DEFAULTEVENTS);
#endif
afs_osi_Free(setp->eventFlags, ICL_DEFAULTEVENTS);
for (i = 0; i < ICL_LOGSPERSET; i++) {
if ((tlp = setp->logs[i]))
afs_icl_LogReleNL(tlp);

4
src/afs/afs_osi_alloc.c
View File

@ -233,18 +233,18 @@ shutdown_osinet(void)
while ((tp = freePacketList)) {
freePacketList = tp->next;
afs_osi_Free(tp, AFS_LRALLOCSIZ);
#ifdef KERNEL_HAVE_PIN
unpin(tp, AFS_LRALLOCSIZ);
#endif
afs_osi_Free(tp, AFS_LRALLOCSIZ);
}
while ((tp = freeSmallList)) {
freeSmallList = tp->next;
afs_osi_Free(tp, AFS_SMALLOCSIZ);
#ifdef KERNEL_HAVE_PIN
unpin(tp, AFS_SMALLOCSIZ);
#endif
afs_osi_Free(tp, AFS_SMALLOCSIZ);
}
LOCK_INIT(&osi_fsplock, "osi_fsplock");
LOCK_INIT(&osi_flplock, "osi_flplock");

6
src/afs/afs_vcache.c
View File

@ -3087,12 +3087,12 @@ shutdown_vcache(void)
}
afs_cbrSpace = 0;
#ifdef KERNEL_HAVE_PIN
unpin(Initial_freeVCList, afs_cacheStats * sizeof(struct vcache));
#endif
#if !defined(AFS_OSF_ENV) && !defined(AFS_LINUX22_ENV)
afs_osi_Free(Initial_freeVCList, afs_cacheStats * sizeof(struct vcache));
#endif
#ifdef KERNEL_HAVE_PIN
unpin(Initial_freeVCList, afs_cacheStats * sizeof(struct vcache));
#endif
#if !defined(AFS_OSF_ENV) && !defined(AFS_LINUX22_ENV)
freeVCList = Initial_freeVCList = 0;