From 9b18dbeb15a11677479aefc17bf800f353226cfb Mon Sep 17 00:00:00 2001
From: Dee Newcum <dee.newcum@gmail.com>
Date: Thu, 3 Feb 2022 19:24:55 -0600
Subject: [PATCH] fix compile warning
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pi400kb/pi400.c: In function ‘modprobe_libcomposite’:
pi400kb/pi400.c:82:37: warning: passing argument 2 of ‘execv’ from incompatible pointer type [-Wincompatible-pointer-types]
   82 |         execv("/usr/sbin/modprobe", argv);
      |                                     ^~~~
      |                                     |
      |                                     const char **
In file included from pi400kb/pi400.c:14:
/usr/include/unistd.h:563:51: note: expected ‘char * const*’ but argument is of type ‘const char **’
  563 | extern int execv (const char *__path, char *const __argv[])
      |                                       ~~~~~~~~~~~~^~~~~~~~
---
 pi400.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pi400.c b/pi400.c
index ad8c4ac..cb5f013 100644
--- a/pi400.c
+++ b/pi400.c
@@ -43,7 +43,7 @@ bool modprobe_libcomposite() {
 
     if (pid < 0) return false;
     if (pid == 0) {
-        const char* argv[] = {"modprobe", "libcomposite"};
+        char* const argv[] = {"modprobe", "libcomposite"};
         execv("/usr/sbin/modprobe", argv);
         exit(0);
     }