Signed-off-by: Al Viro <[EMAIL PROTECTED]>
---
drivers/firewire/fw-cdev.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/firewire/fw-cdev.c b/drivers/firewire/fw-cdev.c
index 7538864..0647130 100644
--- a/drivers/firewire/fw-cdev.c
+++ b/drivers/firewire/fw-cdev.c
@@ -722,10 +722,11 @@ static int ioctl_queue_iso(struct client *client, void
*buffer)
buffer_end = 0;
}
- if (!access_ok(VERIFY_READ, request->packets, request->size))
+ p = (struct fw_cdev_iso_packet __user *)u64_to_uptr(request->packets);
+
+ if (!access_ok(VERIFY_READ, p, request->size))
return -EFAULT;
- p = (struct fw_cdev_iso_packet __user *)u64_to_uptr(request->packets);
end = (void __user *)p + request->size;
count = 0;
while (p < end) {
--
1.5.3.GIT
-
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