From ad3d5d2f7deca6d0fd72163573bcb0cca6337e33 Mon Sep 17 00:00:00 2001
From: Toshi Kikuchi <toshik@chromium.org>
Date: Thu, 12 Feb 2015 15:02:18 -0800
Subject: [PATCH] lib/genalloc.c: fix the end addr check in addr_in_gen_pool()
Since chunk->end_addr is (chunk->start_addr + size - 1), the end address
to compare should be (start + size - 1).
Signed-off-by: Toshi Kikuchi <toshik@chromium.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
lib/genalloc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lib/genalloc.c b/lib/genalloc.c
index 2e65d206b01c1..42a95e99b754b 100644
--- a/lib/genalloc.c
+++ b/lib/genalloc.c
@@ -415,7 +415,7 @@ bool addr_in_gen_pool(struct gen_pool *pool, unsigned long start,
size_t size)
{
bool found = false;
- unsigned long end = start + size;
+ unsigned long end = start + size - 1;
struct gen_pool_chunk *chunk;
rcu_read_lock();
--
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