95 lines
2.9 KiB
Diff
95 lines
2.9 KiB
Diff
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diff -up libdrm-2.4.0/libdrm/xf86drm.c.mknod libdrm-2.4.0/libdrm/xf86drm.c
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--- libdrm-2.4.0/libdrm/xf86drm.c.mknod 2007-10-30 20:10:10.000000000 -0400
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+++ libdrm-2.4.0/libdrm/xf86drm.c 2007-11-12 19:26:12.000000000 -0500
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@@ -266,64 +266,12 @@ static int drmMatchBusID(const char *id1
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*/
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static int drmOpenDevice(long dev, int minor)
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{
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- stat_t st;
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char buf[64];
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int fd;
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- mode_t devmode = DRM_DEV_MODE, serv_mode;
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- int isroot = !geteuid();
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- uid_t user = DRM_DEV_UID;
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- gid_t group = DRM_DEV_GID, serv_group;
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sprintf(buf, DRM_DEV_NAME, DRM_DIR_NAME, minor);
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drmMsg("drmOpenDevice: node name is %s\n", buf);
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- if (drm_server_info) {
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- drm_server_info->get_perms(&serv_group, &serv_mode);
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- devmode = serv_mode ? serv_mode : DRM_DEV_MODE;
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- devmode &= ~(S_IXUSR|S_IXGRP|S_IXOTH);
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- group = (serv_group >= 0) ? serv_group : DRM_DEV_GID;
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- }
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-
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- if (stat(DRM_DIR_NAME, &st)) {
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- if (!isroot)
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- return DRM_ERR_NOT_ROOT;
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- mkdir(DRM_DIR_NAME, DRM_DEV_DIRMODE);
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- chown(DRM_DIR_NAME, 0, 0); /* root:root */
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- chmod(DRM_DIR_NAME, DRM_DEV_DIRMODE);
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- }
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-
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- /* Check if the device node exists and create it if necessary. */
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- if (stat(buf, &st)) {
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- if (!isroot)
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- return DRM_ERR_NOT_ROOT;
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- remove(buf);
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- mknod(buf, S_IFCHR | devmode, dev);
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- }
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-
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- if (drm_server_info) {
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- chown(buf, user, group);
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- chmod(buf, devmode);
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- }
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-
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- fd = open(buf, O_RDWR, 0);
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- drmMsg("drmOpenDevice: open result is %d, (%s)\n",
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- fd, fd < 0 ? strerror(errno) : "OK");
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- if (fd >= 0)
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- return fd;
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-
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- /* Check if the device node is not what we expect it to be, and recreate it
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- * and try again if so.
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- */
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- if (st.st_rdev != dev) {
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- if (!isroot)
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- return DRM_ERR_NOT_ROOT;
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- remove(buf);
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- mknod(buf, S_IFCHR | devmode, dev);
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- if (drm_server_info) {
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- chown(buf, user, group);
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- chmod(buf, devmode);
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- }
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- }
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fd = open(buf, O_RDWR, 0);
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drmMsg("drmOpenDevice: open result is %d, (%s)\n",
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fd, fd < 0 ? strerror(errno) : "OK");
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@@ -331,7 +279,6 @@ static int drmOpenDevice(long dev, int m
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return fd;
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drmMsg("drmOpenDevice: Open failed\n");
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- remove(buf);
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return -errno;
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}
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diff -up libdrm-2.4.0/libdrm/xf86drm.h.mknod libdrm-2.4.0/libdrm/xf86drm.h
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--- libdrm-2.4.0/libdrm/xf86drm.h.mknod 2007-07-19 00:27:52.000000000 -0400
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+++ libdrm-2.4.0/libdrm/xf86drm.h 2007-11-12 19:27:51.000000000 -0500
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@@ -39,14 +39,6 @@
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#include <stdint.h>
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#include <drm.h>
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- /* Defaults, if nothing set in xf86config */
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-#define DRM_DEV_UID 0
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-#define DRM_DEV_GID 0
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-/* Default /dev/dri directory permissions 0755 */
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-#define DRM_DEV_DIRMODE \
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- (S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH)
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-#define DRM_DEV_MODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP)
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-
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#define DRM_DIR_NAME "/dev/dri"
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#define DRM_DEV_NAME "%s/card%d"
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#define DRM_PROC_NAME "/proc/dri/" /* For backward Linux compatibility */
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