virtscsi_queuecommand was leaking memory when the virtio queue was full. Tested: Guest operates correctly even with very small queue sizes, validated we're not leaking kmalloc-192 sized allocations anymore. Signed-off-by: Eric Northup <digitaleric@xxxxxxxxxx> --- drivers/scsi/virtio_scsi.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c index 595af1a..dd8dc27 100644 --- a/drivers/scsi/virtio_scsi.c +++ b/drivers/scsi/virtio_scsi.c @@ -469,6 +469,8 @@ static int virtscsi_queuecommand(struct Scsi_Host *sh, struct scsi_cmnd *sc) sizeof cmd->req.cmd, sizeof cmd->resp.cmd, GFP_ATOMIC) >= 0) ret = 0; + else + mempool_free(cmd, virtscsi_cmd_pool); out: return ret; -- 1.7.7.3 -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
