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vbox: snapshot: Avoid memleak in virVBoxSnapshotConfAllChildren
On re-allocation failure the function would leak already allocated memory.
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@ -477,24 +477,32 @@ virVBoxSnapshotConfAllChildren(virVBoxSnapshotConfHardDiskPtr disk,
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virVBoxSnapshotConfHardDiskPtr *tempList = NULL;
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size_t i = 0;
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size_t j = 0;
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if (VIR_ALLOC_N(ret, 0) < 0)
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return 0;
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for (i = 0; i < disk->nchildren; i++) {
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tempSize = virVBoxSnapshotConfAllChildren(disk->children[i], &tempList);
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if (VIR_EXPAND_N(ret, returnSize, tempSize) < 0)
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return 0;
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goto error;
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for (j = 0; j < tempSize; j++) {
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for (j = 0; j < tempSize; j++)
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ret[returnSize - tempSize + j] = tempList[j];
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}
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VIR_FREE(tempList);
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}
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if (VIR_EXPAND_N(ret, returnSize, 1) < 0)
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return 0;
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goto error;
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ret[returnSize - 1] = disk;
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*list = ret;
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return returnSize;
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error:
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VIR_FREE(tempList);
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VIR_FREE(ret);
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return 0;
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}
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void
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