linux-kernel - [PATCH 1/2] staging: vc04_services: Fix unportable cast in vchiq_copy_from

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Date:   Sun, 23 Oct 2016 22:29:18 -0700
From:   mzoran@...wfest.net
To:     gregkh@...uxfoundation.org
Cc:     mzoran@...wfest.net, daniels@...labora.com, eric@...olt.net,
        noralf@...nnes.org, popcornmix@...il.com,
        devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] staging: vc04_services: Fix unportable cast in vchiq_copy_from_user

From: Michael Zoran <mzoran@...wfest.net>

Signed-off-by: Michael Zoran <mzoran@...wfest.net>
---
 drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c
index 32d12e6..98c6819 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_2835_arm.c
@@ -219,7 +219,7 @@ remote_event_signal(REMOTE_EVENT_T *event)
 int
 vchiq_copy_from_user(void *dst, const void *src, int size)
 {
-	if ((uint32_t)src < TASK_SIZE) {
+	if ((unsigned long)src < TASK_SIZE) {
 		return copy_from_user(dst, src, size);
 	} else {
 		memcpy(dst, src, size);
-- 
2.9.3