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openmptcprouter/root/target/linux/brcm2708/patches-4.14/0172-vcsm-Fix-obscure-conditions-again.patch
2018-03-23 21:58:08 +01:00

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From 5041519b592970cc8b38512f046d5e28098cfaeb Mon Sep 17 00:00:00 2001
From: Sugizaki Yukimasa <i.can.speak.c.and.basic@gmail.com>
Date: Tue, 9 Jan 2018 12:33:24 +0900
Subject: [PATCH 172/277] vcsm: Fix obscure conditions again
Signed-off-by: Sugizaki Yukimasa <i.can.speak.c.and.basic@gmail.com>
---
drivers/char/broadcom/vc_sm/vmcs_sm.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/char/broadcom/vc_sm/vmcs_sm.c b/drivers/char/broadcom/vc_sm/vmcs_sm.c
index 380437f41cc6..0d14c511da2a 100644
--- a/drivers/char/broadcom/vc_sm/vmcs_sm.c
+++ b/drivers/char/broadcom/vc_sm/vmcs_sm.c
@@ -331,8 +331,8 @@ static unsigned int vmcs_sm_usr_handle_from_pid_and_address(unsigned int pid,
list_for_each_entry(map, &sm_state->map_list, map_list) {
if (map->res_pid != pid)
continue;
- if (!(map->res_addr <= addr &&
- addr < map->res_addr + map->resource->res_size))
+ if (addr < map->res_addr ||
+ addr >= (map->res_addr + map->resource->res_size))
continue;
pr_debug("[%s]: global map %p (pid %u, addr %lx) -> usr-hdl %x (vc-hdl %x)\n",
--
2.16.1