sysctl: remove trivial comments. no code changes

1 files changed, 12 insertions, 27 deletions

diff --git a/procps/sysctl.c b/procps/sysctl.c
index c095d16d0..90e47ea9a 100644
--- a/procps/sysctl.c
+++ b/procps/sysctl.c
@@ -70,41 +70,32 @@ int sysctl_main(int argc UNUSED_PARAM, char **argv)
         return retval;
 } /* end sysctl_main() */
 
-/*
- * preload the sysctl's from a conf file
- * - we parse the file and then reform it (strip out whitespace)
+/* Set sysctl's from a conf file. Format example:
+ * # Controls IP packet forwarding
+ * net.ipv4.ip_forward = 0
  */
-
 static int sysctl_preload_file_and_exit(const char *filename)
 {
         char *token[2];
         parser_t *parser;
 
         parser = config_open(filename);
-        while (config_read(parser, token, 2, 2, "# \t=", PARSE_NORMAL)) { // TODO: ';' is comment char too
-//              if (!token[1]) {
-//                      bb_error_msg("warning: %s(%d): invalid syntax, continuing",
-//                                      filename, parser->lineno);
-//              } else {
-                {
+// TODO: ';' is comment char too
+        while (config_read(parser, token, 2, 2, "# \t=", PARSE_NORMAL)) {
 #if 0
-                        char *s = xasprintf("%s=%s", token[0], token[1]);
-                        sysctl_write_setting(s);
-                        free(s);
-#else // PLAY_WITH_FIRE for -4 bytes?
-                        sprintf(parser->line, "%s=%s", token[0], token[1]); // must have room by definition
-                        sysctl_write_setting(parser->line);
+                char *s = xasprintf("%s=%s", token[0], token[1]);
+                sysctl_write_setting(s);
+                free(s);
+#else /* Save ~4 bytes by using parser internals */
+                sprintf(parser->line, "%s=%s", token[0], token[1]); // must have room by definition
+                sysctl_write_setting(parser->line);
 #endif
-                }
         }
         if (ENABLE_FEATURE_CLEAN_UP)
                 config_close(parser);
         return 0;
 } /* end sysctl_preload_file_and_exit() */
 
-/*
- *     Write a single sysctl setting
- */
 static int sysctl_write_setting(const char *setting)
 {
         int retval;
@@ -162,9 +153,6 @@ static int sysctl_write_setting(const char *setting)
         return retval;
 } /* end sysctl_write_setting() */
 
-/*
- *     Read a sysctl setting
- */
 static int sysctl_read_setting(const char *name)
 {
         int retval;
@@ -214,12 +202,9 @@ static int sysctl_read_setting(const char *name)
         return retval;
 } /* end sysctl_read_setting() */
 
-/*
- *     Display all the sysctl settings
- */
 static int sysctl_display_all(const char *path)
 {
-        int retval = 0;
+        int retval = EXIT_SUCCESS;
         DIR *dp;
         struct dirent *de;
         char *tmpdir;