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bug fix in syncedprot.c (treat stackoverflow correctly)

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This commit is contained in:
zolliker
2014-10-29 15:59:12 +01:00
parent b319461531
commit a0ea2d5745
1 changed files with 4 additions and 4 deletions
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8
syncedprot.c
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@ -163,10 +163,10 @@ long SyncedBegin(long syncid)
return SYNCED_NO_MEMORY; return SYNCED_NO_MEMORY;
} }
} }
sp++;
if (sp >= NSTACK) { if (sp >= NSTACK) {
return SYNCED_STACK_OVERFLOW; return SYNCED_STACK_OVERFLOW;
} }
sp++;
sync->count++; sync->count++;
actualSync = sync; actualSync = sync;
return sync->id; return sync->id;
@ -181,13 +181,13 @@ long SyncedEnd(long syncid)
if (sp <= 0) { if (sp <= 0) {
return SYNCED_STACK_UNDERFLOW; return SYNCED_STACK_UNDERFLOW;
} }
sync = actualSync;
sp--; sp--;
sync = actualSync;
actualSync = stack[sp]; actualSync = stack[sp];
sync->count--; if (sync->count <= 0) {
if (sync->count < 0) {
return SYNCED_COUNT_UNDERFLOW; return SYNCED_COUNT_UNDERFLOW;
} }
sync->count--;
if (syncid != 0 && syncid != sync->id) { if (syncid != 0 && syncid != sync->id) {
return SYNCED_ID_MISMATCH; return SYNCED_ID_MISMATCH;
} }