convert fprintf() calls to error_setg() in block/qed.c:bdrv_qed_create() This patch converts fprintf() calls to error_setg() in block/qed.c:bdrv_qed_create() (error_setg() is part of error reporting API in include/qapi/error.h) Signed-off-by: Aakriti Gupta <aakritty@gmail.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>