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authorRusty Russell <rusty@rustcorp.com.au>2009-06-13 06:16:39 +0200
committerRusty Russell <rusty@rustcorp.com.au>2009-06-12 14:46:40 +0200
commit594de1dd6449f79c99e1ba4577ea0e4e06e2b405 (patch)
treeeeaa70736d1aa2b40433d5dc5c98195406591d85 /drivers/virtio
parentvirtio_blk: add missing __dev{init,exit} markings (diff)
downloadlinux-594de1dd6449f79c99e1ba4577ea0e4e06e2b405.tar.xz
linux-594de1dd6449f79c99e1ba4577ea0e4e06e2b405.zip
virtio: handle short buffers in virtio_rng.
If the device fills less than 4 bytes of our random buffer, we'll BUG_ON. It's nicer to handle the case where it partially fills the buffer (the protocol doesn't explicitly bad that). Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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