Revert to Fedora kernel-2.6.17-1.2187_FC5 patched with vs2.0.2.1; there are too many...

[linux-2.6.git] / arch / mips / au1000 / common / prom.c

diff --git a/arch/mips/au1000/common/prom.c b/arch/mips/au1000/common/prom.c
index b4b010a..ae7d8c5 100644 (file)
--- a/arch/mips/au1000/common/prom.c
+++ b/arch/mips/au1000/common/prom.c
@@ -1,7 +1,7 @@
 /*
  *
  * BRIEF MODULE DESCRIPTION
- *    PROM library initialisation code, supports YAMON and U-Boot.
+ *    PROM library initialisation code, assuming YAMON is the boot loader.
  *
  * Copyright 2000, 2001, 2006 MontaVista Software Inc.
  * Author: MontaVista Software, Inc.
@@ -46,6 +46,12 @@
 extern int prom_argc;
 extern char **prom_argv, **prom_envp;
 
+typedef struct
+{
+       char *name;
+       char *val;
+} t_env_var;
+
 
 char * prom_getcmdline(void)
 {
@@ -78,21 +84,13 @@ char *prom_getenv(char *envname)
 {
        /*
         * Return a pointer to the given environment variable.
-        * YAMON uses "name", "value" pairs, while U-Boot uses "name=value".
         */
 
-       char **env = prom_envp;
-       int i = strlen(envname);
-       int yamon = (*env && strchr(*env, '=') == NULL);
-
-       while (*env) {
-               if (yamon) {
-                       if (strcmp(envname, *env++) == 0)
-                               return *env;
-               } else {
-                       if (strncmp(envname, *env, i) == 0 && (*env)[i] == '=')
-                               return *env + i + 1;
-               }
+       t_env_var *env = (t_env_var *)prom_envp;
+
+       while (env->name) {
+               if (strcmp(envname, env->name) == 0)
+                       return env->val;
                env++;
        }
        return NULL;