vfio: platform: remove needless stack usage

request_module already takes format strings, so no need to duplicate
the effort.

Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>

diff --git a/drivers/vfio/platform/vfio_platform_common.c b/drivers/vfio/platform/vfio_platform_common.c
index a1c50d6..418cdd9 100644 (file)
--- a/drivers/vfio/platform/vfio_platform_common.c
+++ b/drivers/vfio/platform/vfio_platform_common.c
@@ -51,13 +51,10 @@ static vfio_platform_reset_fn_t vfio_platform_lookup_reset(const char *compat,
 
 static void vfio_platform_get_reset(struct vfio_platform_device *vdev)
 {
-       char modname[256];
-
        vdev->reset = vfio_platform_lookup_reset(vdev->compat,
                                                &vdev->reset_module);
        if (!vdev->reset) {
-               snprintf(modname, 256, "vfio-reset:%s", vdev->compat);
-               request_module(modname);
+               request_module("vfio-reset:%s", vdev->compat);
                vdev->reset = vfio_platform_lookup_reset(vdev->compat,
                                                         &vdev->reset_module);
        }