tree e10cb0106ea097cd5e8a406f0f59e38b0e714547
parent 0bdd5ca553ebc15060dd72684710e0a0af4481b4
author Benjamin LaHaise <bcrl@kvack.org> 1375914228 -0400
committer Benjamin LaHaise <bcrl@kvack.org> 1375914228 -0400

aio: table lookup: verify ctx pointer

Another shortcoming of the table lookup patch was revealed where the pointer
was not being tested before being dereferenced.  Verify this to avoid the
NULL pointer dereference.

Signed-off-by: Benjamin LaHaise <bcrl@kvack.org>