diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c
index 9d9aabdec96b78e3f758daa816ef679078166fb7..f5677d81bd2d5675fe5f4dc261c73d893bb911b3 100644
--- a/drivers/edac/edac_mc.c
+++ b/drivers/edac/edac_mc.c
@@ -215,7 +215,7 @@ void *edac_align_ptr(void **p, unsigned int size, int n_elems)
 	else
 		return (char *)ptr;
 
-	r = (unsigned long)p % align;
+	r = (unsigned long)ptr % align;
 
 	if (r == 0)
 		return (char *)ptr;