forked from Minki/linux
IB/qib: Fix module-level leak
The vzalloc()'ed field physshadow is leaked on module unload. This patch adds vfree after the sibling page shadow is freed. Reported-by: Dean Luick <dean.luick@intel.com> Reviewed-by: Dean Luick <dean.luick@intel.com> Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com> Signed-off-by: Roland Dreier <roland@purestorage.com>
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@ -1350,7 +1350,7 @@ static void cleanup_device_data(struct qib_devdata *dd)
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if (dd->pageshadow) {
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struct page **tmpp = dd->pageshadow;
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dma_addr_t *tmpd = dd->physshadow;
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int i, cnt = 0;
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int i;
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for (ctxt = 0; ctxt < dd->cfgctxts; ctxt++) {
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int ctxt_tidbase = ctxt * dd->rcvtidcnt;
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@ -1363,13 +1363,13 @@ static void cleanup_device_data(struct qib_devdata *dd)
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PAGE_SIZE, PCI_DMA_FROMDEVICE);
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qib_release_user_pages(&tmpp[i], 1);
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tmpp[i] = NULL;
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cnt++;
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}
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}
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tmpp = dd->pageshadow;
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dd->pageshadow = NULL;
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vfree(tmpp);
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dd->physshadow = NULL;
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vfree(tmpd);
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}
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/*
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