Ping, Any comment is appreciate. Thanks Minfei
> On Jul 19, 2016, at 20:22, Cornelia Huck <cornelia.h...@de.ibm.com> wrote: > > On Tue, 19 Jul 2016 12:32:42 +0800 > Minfei Huang <mnfhu...@gmail.com> wrote: > >> From: Minfei Huang <mngh...@gmail.com> >> >> We do a lot of memory allocation in function init_vq, and don't handle >> the allocation failure properly. Then this function will return 0, >> although initialization fails due to lacking memory. At that moment, >> kernel will panic in guest machine, if virtio is used to drive disk. >> >> To fix this bug, we should take care of allocation failure, and return >> correct value to let caller know what happen. >> >> Tested-by: Chao Fan <fanc.f...@cn.fujitsu.com> >> Signed-off-by: Minfei Huang <minfei....@alibaba-inc.com> >> Signed-off-by: Minfei Huang <mngh...@gmail.com> >> --- >> v2: >> - Remove useless initialisation to NULL >> v1: >> - Refactor the patch to make code more readable >> --- >> drivers/block/virtio_blk.c | 26 ++++++++------------------ >> 1 file changed, 8 insertions(+), 18 deletions(-) > > Your changes certainly make the function more compact. > > Reviewed-by: Cornelia Huck <cornelia.h...@de.ibm.com>
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