diff options
| author | Li Xi <lixi@ddn.com> | 2015-02-01 21:52:03 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-02-07 17:31:10 +0800 |
| commit | 2661e6c45625abd32d6447cafb8d9b99839ce408 (patch) | |
| tree | ec9c23221d9fa81aeb941e6e4800df1b47dbf14f /drivers/staging | |
| parent | 13534f8f310bcc2a0ac3184a160c72a17c244684 (diff) | |
staging/lustre/libcfs: fix illegal page access of tracefiled()
After failure happens and put_pages_back() returns the pages,
tracefiled() should not go on itering on the page list.
Otherwise, some pages might be accessed illegally.
Signed-off-by: Li Xi <lixi@ddn.com>
Signed-off-by: Jian Yu <jian.yu@intel.com>
Reviewed-on: http://review.whamcloud.com/11454
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-5126
Reviewed-by: Emoly Liu <emoly.liu@intel.com>
Reviewed-by: Niu Yawei <yawei.niu@intel.com>
Signed-off-by: Oleg Drokin <oleg.drokin@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/lustre/lustre/libcfs/tracefile.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/staging/lustre/lustre/libcfs/tracefile.c b/drivers/staging/lustre/lustre/libcfs/tracefile.c index d18de048fa43..eb65b50f832d 100644 --- a/drivers/staging/lustre/lustre/libcfs/tracefile.c +++ b/drivers/staging/lustre/lustre/libcfs/tracefile.c @@ -1037,6 +1037,7 @@ static int tracefiled(void *arg) tage->used, rc); put_pages_back(&pc); __LASSERT(list_empty(&pc.pc_pages)); + break; } } MMSPACE_CLOSE; |