IB/hfi1: Prevent a NULL dereference

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In the original code, we set "fd->uctxt" to NULL and then dereference it
which will cause an Oops.

Fixes: f2a3bc00a0 ("IB/hfi1: Protect context array set/clear with spinlock")
Cc: <stable@vger.kernel.org> # 4.14.x
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Michael J. Ruhl <michael.j.ruhl@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

...

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Dan Carpenter 2018-01-09 23:03:46 +03:00 • committed by Doug Ledford

parent cd52cb26e7

commit 57194fa763

1 changed files with 2 additions and 2 deletions

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drivers/infiniband/hw/hfi1/file_ops.c

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