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From: Oded Gabbay <oded.gabbay@amd.com>
To: dri-devel@lists.freedesktop.org
Subject: [PATCH 01/12] amdkfd: Fix sparse warnings in kfd_chardev.c
Date: Fri, 21 Nov 2014 10:43:45 +0200	[thread overview]
Message-ID: <1416559436-6595-1-git-send-email-oded.gabbay@amd.com> (raw)
In-Reply-To: <1416559111-5900-1-git-send-email-oded.gabbay@amd.com>

Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>
---
 drivers/gpu/drm/amd/amdkfd/kfd_chardev.c | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
index 64c73ba..3b3fce7 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
@@ -149,7 +149,9 @@ static int set_queue_properties_from_user(struct queue_properties *q_properties,
 	}
 
 	if ((args->ring_base_address) &&
-		(!access_ok(VERIFY_WRITE, args->ring_base_address, sizeof(uint64_t)))) {
+		(!access_ok(VERIFY_WRITE,
+			(const void __user *) args->ring_base_address,
+			sizeof(uint64_t)))) {
 		pr_err("kfd: can't access ring base address\n");
 		return -EFAULT;
 	}
@@ -159,12 +161,16 @@ static int set_queue_properties_from_user(struct queue_properties *q_properties,
 		return -EINVAL;
 	}
 
-	if (!access_ok(VERIFY_WRITE, args->read_pointer_address, sizeof(uint32_t))) {
+	if (!access_ok(VERIFY_WRITE,
+			(const void __user *) args->read_pointer_address,
+			sizeof(uint32_t))) {
 		pr_err("kfd: can't access read pointer\n");
 		return -EFAULT;
 	}
 
-	if (!access_ok(VERIFY_WRITE, args->write_pointer_address, sizeof(uint32_t))) {
+	if (!access_ok(VERIFY_WRITE,
+			(const void __user *) args->write_pointer_address,
+			sizeof(uint32_t))) {
 		pr_err("kfd: can't access write pointer\n");
 		return -EFAULT;
 	}
@@ -325,7 +331,9 @@ static int kfd_ioctl_update_queue(struct file *filp, struct kfd_process *p,
 	}
 
 	if ((args.ring_base_address) &&
-		(!access_ok(VERIFY_WRITE, args.ring_base_address, sizeof(uint64_t)))) {
+		(!access_ok(VERIFY_WRITE,
+			(const void __user *) args.ring_base_address,
+			sizeof(uint64_t)))) {
 		pr_err("kfd: can't access ring base address\n");
 		return -EFAULT;
 	}
-- 
2.1.0

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  reply	other threads:[~2014-11-21  8:44 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-21  8:38 [PATCH 00/12] amdkfd fixes (sparse and some more) Oded Gabbay
2014-11-21  8:43 ` Oded Gabbay [this message]
2014-11-21  8:43   ` [PATCH 02/12] amdkfd: Fix sparse warnings in kfd_topology.c Oded Gabbay
2014-11-21  8:47 ` [PATCH 03/12] amdkfd: test_kq() can be static Oded Gabbay
2014-11-21  8:47   ` [PATCH 04/12] amdkfd: pqm_get_kernel_queue() " Oded Gabbay
2014-11-21  8:47   ` [PATCH 05/12] amdkfd: Fix sparse warnings in kfd_flat_memory.c Oded Gabbay
2014-11-21  8:47   ` [PATCH 06/12] amdkfd: is_occupied() can be static Oded Gabbay
2014-11-21  8:47   ` [PATCH 07/12] amdkfd: fence_wait_timeout() " Oded Gabbay
2014-11-21  8:47   ` [PATCH 08/12] amdkfd: add __iomem attribute to doorbell_ptr Oded Gabbay
2014-11-21  8:49 ` [PATCH 09/12] amdkfd: Fix memory leak on process deregistration Oded Gabbay
2014-11-21  8:51 ` [PATCH 10/12] amdkfd: use schedule() in sync_with_hw Oded Gabbay
2014-11-21  8:51   ` [PATCH 11/12] amdkfd: Instead of using get function, use container_of Oded Gabbay
2014-11-21  8:52   ` [PATCH 12/12] amdkfd: Clear ctx cb before suspend Oded Gabbay
2014-11-21 15:06 ` [PATCH 00/12] amdkfd fixes (sparse and some more) Alex Deucher

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