From: Geert Uytterhoeven <geert@linux-m68k.org>
Date: Wed, 27 Apr 2011 08:28:19 +0000 (+0200)
Subject: m68k/amiga: Chip RAM - Use resource_size() to fix off-by-one error
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=cb4f9988f86746fff3183d31381deb2b2a421a3a;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

m68k/amiga: Chip RAM - Use resource_size() to fix off-by-one error

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
---

diff --git a/arch/m68k/amiga/chipram.c b/arch/m68k/amiga/chipram.c
index c3fe45125f52..cfd3b7af26c6 100644
--- a/arch/m68k/amiga/chipram.c
+++ b/arch/m68k/amiga/chipram.c
@@ -100,7 +100,7 @@ void amiga_chip_free(void *ptr)
 		if (res->start != start)
 			continue;
 		*p = res->sibling;
-		size = res->end-start;
+		size = resource_size(res);
 		pr_debug("amiga_chip_free: free %lu bytes at %p\n", size, ptr);
 		atomic_add(size, &chipavail);
 		kfree(res);