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authorKeith Busch <keith.busch@intel.com>2014-04-25 02:53:50 +0200
committerMatthew Wilcox <matthew.r.wilcox@intel.com>2014-05-05 16:41:25 +0200
commit94bbac4052eb93219ca0aa370ca741486b25fb98 (patch)
treeab2d9e4f3a69c4f751d661b7c76f751f4b6fa9c0 /block/blk-core.c
parentNVMe: Improve error messages (diff)
downloadlinux-94bbac4052eb93219ca0aa370ca741486b25fb98.tar.xz
linux-94bbac4052eb93219ca0aa370ca741486b25fb98.zip
NVMe: Protect against badly formatted CQEs
If a misbehaving device posts a CQE with a command id < depth but for one that was never allocated, the command info will have a callback function set to NULL and we don't want to try invoking that. Signed-off-by: Keith Busch <keith.busch@intel.com> Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
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