[PATCH] blk-mq: Fix recently introduced races in the timeout handling code

Alex G. mr.nuke.me at gmail.com
Tue Apr 10 08:37:08 PDT 2018


I've observed a very nasty NULL pointer dereference with NVME drives on
hot-unplug [1]. While I haven't gone in the details of this change, it
does fix the NULL dereference I've been seeing.

Alex

[1] http://lists.infradead.org/pipermail/linux-nvme/2018-April/016623.html



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