--- a/sys/dev/powermng/amdpm/amdpm.c	2026-09-23 05:16:43.061190844 +0000
+++ b/sys/dev/powermng/amdpm/amdpm.c	2026-09-23 05:16:43.089190478 +0000
@@ -316,7 +316,7 @@
 
 	error = SMB_ENOERR;
 
-	if (!count)
+	if (count < 0)
 		error |= SMB_ETIMEOUT;
 
 	if (sts & AMDSMB_GS_ABRT_STS)