Minor Coding Style Cleanup.

Signed-off-by: Wolfgang Denk <wd@denx.de>

common/hwconfig.c

@@ -81,8 +81,8 @@ static const char *__hwconfig(const char *opt, size_t *arglen,
 	if (!env_hwconfig) {
 		if (!(gd->flags & GD_FLG_ENV_READY)) {
 			printf("WARNING: Calling __hwconfig without a buffer "
-					"and before environment is ready\n"); 
-			return NULL; 
+					"and before environment is ready\n");
+			return NULL;
 		}
 		env_hwconfig = getenv("hwconfig");
 	}