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-rw-r--r--target/linux/brcm2708/patches-4.19/950-0314-char-vcio-Add-compat-ioctl-handling.patch58
1 files changed, 0 insertions, 58 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0314-char-vcio-Add-compat-ioctl-handling.patch b/target/linux/brcm2708/patches-4.19/950-0314-char-vcio-Add-compat-ioctl-handling.patch
deleted file mode 100644
index cd4bd43faf..0000000000
--- a/target/linux/brcm2708/patches-4.19/950-0314-char-vcio-Add-compat-ioctl-handling.patch
+++ /dev/null
@@ -1,58 +0,0 @@
-From cc33f2492b4b2c0d377f99c19a46207297004631 Mon Sep 17 00:00:00 2001
-From: Dave Stevenson <dave.stevenson@raspberrypi.org>
-Date: Thu, 24 Jan 2019 13:56:30 +0000
-Subject: [PATCH 314/725] char: vcio: Add compat ioctl handling
-
-There was no compat ioctl handler, so 32 bit userspace on a
-64 bit kernel failed as IOCTL_MBOX_PROPERTY used the size
-of char*.
-
-Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org>
----
- drivers/char/broadcom/vcio.c | 22 +++++++++++++++++++++-
- 1 file changed, 21 insertions(+), 1 deletion(-)
-
---- a/drivers/char/broadcom/vcio.c
-+++ b/drivers/char/broadcom/vcio.c
-@@ -24,6 +24,9 @@
-
- #define VCIO_IOC_MAGIC 100
- #define IOCTL_MBOX_PROPERTY _IOWR(VCIO_IOC_MAGIC, 0, char *)
-+#ifdef CONFIG_COMPAT
-+#define IOCTL_MBOX_PROPERTY32 _IOWR(VCIO_IOC_MAGIC, 0, compat_uptr_t)
-+#endif
-
- static struct {
- dev_t devt;
-@@ -87,13 +90,30 @@ static long vcio_device_ioctl(struct fil
- case IOCTL_MBOX_PROPERTY:
- return vcio_user_property_list((void *)ioctl_param);
- default:
-- pr_err("unknown ioctl: %d\n", ioctl_num);
-+ pr_err("unknown ioctl: %x\n", ioctl_num);
- return -EINVAL;
- }
- }
-
-+#ifdef CONFIG_COMPAT
-+static long vcio_device_compat_ioctl(struct file *file, unsigned int ioctl_num,
-+ unsigned long ioctl_param)
-+{
-+ switch (ioctl_num) {
-+ case IOCTL_MBOX_PROPERTY32:
-+ return vcio_user_property_list(compat_ptr(ioctl_param));
-+ default:
-+ pr_err("unknown ioctl: %x\n", ioctl_num);
-+ return -EINVAL;
-+ }
-+}
-+#endif
-+
- const struct file_operations vcio_fops = {
- .unlocked_ioctl = vcio_device_ioctl,
-+#ifdef CONFIG_COMPAT
-+ .compat_ioctl = vcio_device_compat_ioctl,
-+#endif
- .open = vcio_device_open,
- .release = vcio_device_release,
- };