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path: root/package/ppp/patches/400-simplify_kernel_checks.patch
blob: 03591a897c8884ce10c435cf48815d4ec594cb00 (plain)
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--- a/pppd/sys-linux.c
+++ b/pppd/sys-linux.c
@@ -203,7 +203,7 @@ static int driver_is_old       = 0;
 static int restore_term        = 0;	/* 1 => we've munged the terminal */
 static struct termios inittermios;	/* Initial TTY termios */
 
-int new_style_driver = 0;
+static const int new_style_driver = 1;
 
 static char loop_name[20];
 static unsigned char inbuf[512]; /* buffer for chars read from loopback */
@@ -220,8 +220,8 @@ static int	looped;			/* 1 if using loop 
 static int	link_mtu;		/* mtu for the link (not bundle) */
 
 static struct utsname utsname;	/* for the kernel version */
-static int kernel_version;
 #define KVERSION(j,n,p)	((j)*1000000 + (n)*1000 + (p))
+static const int kernel_version = KVERSION(2,6,37);
 
 #define MAX_IFS		100
 
@@ -1414,11 +1414,12 @@ int ccp_fatal_error (int unit)
  *
  * path_to_procfs - find the path to the proc file system mount point
  */
-static char proc_path[MAXPATHLEN];
-static int proc_path_len;
+static char proc_path[MAXPATHLEN] = "/proc";
+static int proc_path_len = 5;
 
 static char *path_to_procfs(const char *tail)
 {
+#if 0
     struct mntent *mntent;
     FILE *fp;
 
@@ -1440,6 +1441,7 @@ static char *path_to_procfs(const char *
 	    fclose (fp);
 	}
     }
+#endif
 
     strlcpy(proc_path + proc_path_len, tail,
 	    sizeof(proc_path) - proc_path_len);
@@ -2098,11 +2100,13 @@ int ppp_available(void)
 	"ppp.o exists in /lib/modules/`uname -r`/net.\n"
 	"See README.linux file in the ppp distribution for more details.\n";
 
+#if 0
     /* get the kernel version now, since we are called before sys_init */
     uname(&utsname);
     osmaj = osmin = ospatch = 0;
     sscanf(utsname.release, "%d.%d.%d", &osmaj, &osmin, &ospatch);
     kernel_version = KVERSION(osmaj, osmin, ospatch);
+#endif
 
     fd = open("/dev/ppp", O_RDWR);
 #if 0
@@ -2121,7 +2125,9 @@ int ppp_available(void)
     }
 #endif /* 0 */
     if (fd >= 0) {
+#if 0
 	new_style_driver = 1;
+#endif
 
 	/* XXX should get from driver */
 	driver_version = 2;
@@ -2168,6 +2174,7 @@ int ppp_available(void)
 
     if (ok && ((ifr.ifr_hwaddr.sa_family & ~0xFF) != ARPHRD_PPP))
 	ok = 0;
+	return ok;
 
 /*
  *  This is the PPP device. Validate the version of the driver at this
@@ -2659,6 +2666,7 @@ get_pty(master_fdp, slave_fdp, slave_nam
     }
 #endif /* TIOCGPTN */
 
+#if 0
     if (sfd < 0) {
 	/* the old way - scan through the pty name space */
 	for (i = 0; i < 64; ++i) {
@@ -2677,6 +2685,7 @@ get_pty(master_fdp, slave_fdp, slave_nam
 	    }
 	}
     }
+#endif
 
     if (sfd < 0)
 	return 0;