tree b06369d4639d8ae4dec114c3ea7627a7dcde2972
parent a28b019dcb27e71037c4393f7272fccebcd150f5
author Jens Axboe <axboe@kernel.dk> 1357675334 +0100
committer Jens Axboe <axboe@kernel.dk> 1357675334 +0100

Fix potential null pointer dereference on verify and requeue events

We clear io_u to NULL, but later we derefence io_u to check
the data direction. Do as we do in the main IO loop - store
the data direction in a local variable, and use that after
the main switch.

Signed-off-by: Jens Axboe <axboe@kernel.dk>