Auto transpose images from exif data.

comfy/k_diffusion/sampling.py

@@ -620,6 +620,7 @@ def sample_dpmpp_2m_sde(model, x, sigmas, extra_args=None, callback=None, disabl
 
     old_denoised = None
     h_last = None
+    h = None
 
     for i in trange(len(sigmas) - 1, disable=disable):
         denoised = model(x, sigmas[i] * s_in, **extra_args)
@@ -628,7 +629,6 @@ def sample_dpmpp_2m_sde(model, x, sigmas, extra_args=None, callback=None, disabl
         if sigmas[i + 1] == 0:
             # Denoising step
             x = denoised
-            h = None
         else:
             # DPM-Solver++(2M) SDE
             t, s = -sigmas[i].log(), -sigmas[i + 1].log()