diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c
index 69cf3a88dac9..a4c9184d31ff 100644
--- a/drivers/misc/fastrpc.c
+++ b/drivers/misc/fastrpc.c
@@ -988,7 +988,7 @@ static int fastrpc_get_args(u32 kernel, struct fastrpc_invoke_ctx *ctx)
 			mmap_read_lock(current->mm);
 			vma = find_vma(current->mm, ctx->args[i].ptr);
 			if (vma)
-				pages[i].addr += ctx->args[i].ptr -
+				pages[i].addr += (ctx->args[i].ptr & PAGE_MASK) -
 						 vma->vm_start;
 			mmap_read_unlock(current->mm);