xfree86: drop unneeded wrapper xf86PrivsElevated()

It's just a dumb wrapper around PrivsElevated(), and also just called in few
places, while others call PrivsElevated() directly - thus not needed and
can be dropped.

Note that it's also not called by drivers, so the export was unnecessary.

Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
Part-of: <https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/1324>

hw/xfree86/common/xf86Init.c

@@ -187,12 +187,6 @@ xf86PrintBanner(void)
                    "\tto make sure that you have the latest version.\n");
 }
 
-Bool
-xf86PrivsElevated(void)
-{
-    return PrivsElevated();
-}
-
 Bool
 xf86HasTTYs(void)
 {
@@ -926,7 +920,7 @@ ddxProcessArgument(int argc, char **argv, int i)
     /* First the options that are not allowed with elevated privileges */
     if (!strcmp(argv[i], "-modulepath")) {
         CHECK_FOR_REQUIRED_ARGUMENTS(1);
-        if (xf86PrivsElevated())
+        if (PrivsElevated())
               FatalError("\nInvalid argument -modulepath "
                 "with elevated privileges\n");
         xf86ModulePath = argv[i + 1];
@@ -935,7 +929,7 @@ ddxProcessArgument(int argc, char **argv, int i)
     }
     if (!strcmp(argv[i], "-logfile")) {
         CHECK_FOR_REQUIRED_ARGUMENTS(1);
-        if (xf86PrivsElevated())
+        if (PrivsElevated())
               FatalError("\nInvalid argument -logfile "
                 "with elevated privileges\n");
         xf86LogFile = argv[i + 1];

hw/xfree86/common/xf86Priv.h

@@ -158,8 +158,6 @@ xf86SetLogVerbosity(int verb);
 extern _X_EXPORT Bool
 xf86CallDriverProbe(struct _DriverRec *drv, Bool detect_only);
 extern _X_EXPORT Bool
-xf86PrivsElevated(void);
-extern _X_EXPORT Bool
 xf86HasTTYs(void);
 
 #endif                          /* _NO_XF86_PROTOTYPES */

hw/xfree86/os-support/linux/lnx_init.c

@@ -386,7 +386,7 @@ xf86ProcessArgument(int argc, char *argv[], int i)
 
     if (!strcmp(argv[i], "-masterfd")) {
         CHECK_FOR_REQUIRED_ARGUMENT();
-        if (xf86PrivsElevated())
+        if (PrivsElevated())
             FatalError("\nCannot specify -masterfd when server is setuid/setgid\n");
         if (sscanf(argv[++i], "%d", &xf86DRMMasterFd) != 1) {
             UseMsg();