Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
drm: drm_ioctl.c sync with fixes from CVS
Apply the fixes from CVS that were outstanding for this file
Signed-off-by: Dave Airlie <airlied@linux.ie>
authored by Dave Airlie and committed by Dave Airlie fe34765b b3a80a22
+10
-5
drivers/char/drm/drm_ioctl.c
+10
-5
drivers/char/drm/drm_ioctl.c
···
137
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static int drm_set_busid(drm_device_t * dev)
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{
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if (dev->unique != NULL)
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return EBUSY;
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-
dev->unique_len = 20;
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dev->unique = drm_alloc(dev->unique_len + 1, DRM_MEM_DRIVER);
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if (dev->unique == NULL)
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return ENOMEM;
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-
snprintf(dev->unique, dev->unique_len, "pci:%04x:%02x:%02x.%d",
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dev->pci_domain, dev->pci_bus, dev->pci_slot, dev->pci_func);
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dev->devname =
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drm_alloc(strlen(dev->driver->pci_driver.name) + dev->unique_len +
···
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{
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drm_file_t *priv = filp->private_data;
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drm_device_t *dev = priv->head->dev;
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-
drm_client_t __user *argp = (void __user *)arg;
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drm_client_t client;
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drm_file_t *pt;
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int idx;
···
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client.iocs = pt->ioctl_count;
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up(&dev->struct_sem);
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-
if (copy_to_user((drm_client_t __user *) arg, &client, sizeof(client)))
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return -EFAULT;
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return 0;
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}
···
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if (sv.drm_di_major != DRM_IF_MAJOR ||
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sv.drm_di_minor < 0 || sv.drm_di_minor > DRM_IF_MINOR)
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return EINVAL;
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-
if_version = DRM_IF_VERSION(sv.drm_di_major, sv.drm_dd_minor);
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dev->if_version = DRM_MAX(if_version, dev->if_version);
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if (sv.drm_di_minor >= 1) {
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/*
···
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static int drm_set_busid(drm_device_t * dev)
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{
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+
int len;
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+
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if (dev->unique != NULL)
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return EBUSY;
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+
dev->unique_len = 40;
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dev->unique = drm_alloc(dev->unique_len + 1, DRM_MEM_DRIVER);
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if (dev->unique == NULL)
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return ENOMEM;
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+
len = snprintf(dev->unique, dev->unique_len, "pci:%04x:%02x:%02x.%d",
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dev->pci_domain, dev->pci_bus, dev->pci_slot, dev->pci_func);
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+
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+
if (len > dev->unique_len)
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+
DRM_ERROR("Unique buffer overflowed\n");
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dev->devname =
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drm_alloc(strlen(dev->driver->pci_driver.name) + dev->unique_len +
···
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{
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drm_file_t *priv = filp->private_data;
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drm_device_t *dev = priv->head->dev;
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+
drm_client_t __user *argp = (drm_client_t __user *)arg;
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drm_client_t client;
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drm_file_t *pt;
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int idx;
···
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client.iocs = pt->ioctl_count;
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up(&dev->struct_sem);
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+
if (copy_to_user(argp, &client, sizeof(client)))
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return -EFAULT;
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return 0;
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}
···
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if (sv.drm_di_major != DRM_IF_MAJOR ||
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sv.drm_di_minor < 0 || sv.drm_di_minor > DRM_IF_MINOR)
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return EINVAL;
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+
if_version = DRM_IF_VERSION(sv.drm_di_major, sv.drm_di_minor);
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dev->if_version = DRM_MAX(if_version, dev->if_version);
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if (sv.drm_di_minor >= 1) {
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/*