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author | Mike Marciniszyn <mike.marciniszyn@intel.com> | 2013-07-03 13:50:28 -0400 |
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committer | Roland Dreier <roland@purestorage.com> | 2013-07-11 16:46:44 -0700 |
commit | 308c813b19cb676df7e5e70b5f014fa56e918677 (patch) | |
tree | 7bb6d1374a85233db10e4e30212710c4c814eefc /drivers/infiniband | |
parent | 22baa407f9e67636a3fd740a552f8f5e06cf8db5 (diff) | |
download | talos-op-linux-308c813b19cb676df7e5e70b5f014fa56e918677.tar.gz talos-op-linux-308c813b19cb676df7e5e70b5f014fa56e918677.zip |
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>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r-- | drivers/infiniband/hw/qib/qib_init.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/qib/qib_init.c b/drivers/infiniband/hw/qib/qib_init.c index fdae42973056..36e048e0e1d9 100644 --- a/drivers/infiniband/hw/qib/qib_init.c +++ b/drivers/infiniband/hw/qib/qib_init.c @@ -1350,7 +1350,7 @@ static void cleanup_device_data(struct qib_devdata *dd) if (dd->pageshadow) { struct page **tmpp = dd->pageshadow; dma_addr_t *tmpd = dd->physshadow; - int i, cnt = 0; + int i; for (ctxt = 0; ctxt < dd->cfgctxts; ctxt++) { int ctxt_tidbase = ctxt * dd->rcvtidcnt; @@ -1363,13 +1363,13 @@ static void cleanup_device_data(struct qib_devdata *dd) PAGE_SIZE, PCI_DMA_FROMDEVICE); qib_release_user_pages(&tmpp[i], 1); tmpp[i] = NULL; - cnt++; } } - tmpp = dd->pageshadow; dd->pageshadow = NULL; vfree(tmpp); + dd->physshadow = NULL; + vfree(tmpd); } /* |