fix up callsites of config_read to check for >= 0

4 files changed, 5 insertions, 5 deletions

diff --git a/libbb/parse_config.c b/libbb/parse_config.c
index e63204b09..f07099285 100644
--- a/libbb/parse_config.c
+++ b/libbb/parse_config.c
@@ -19,7 +19,7 @@ Typical usage:
         // open file
         if (config_open(filename, &p)) {
                 // parse line-by-line
-                while (*config_read(&p, t, 3, 0, delimiters, comment_char)) { // 0..3 tokens
+                while (*config_read(&p, t, 3, 0, delimiters, comment_char) >= 0) { // 0..3 tokens
                         // use tokens
                         bb_error_msg("TOKENS: [%s][%s][%s]", t[0], t[1], t[2]);
                 }
@@ -77,7 +77,7 @@ int FAST_FUNC config_read(parser_t *parser, char **tokens, int ntokens, int mint
 //TODO: speed up xmalloc_fgetline by internally using fgets, not fgetc
                 line = xmalloc_fgetline(parser->fp);
                 if (!line)
-                        return line;
+                        return -1;
 
                 parser->lineno++;
                 // handle continuations. Tito's code stolen :)
diff --git a/miscutils/crond.c b/miscutils/crond.c
index af37bb15b..41f151753 100644
--- a/miscutils/crond.c
+++ b/miscutils/crond.c
@@ -468,7 +468,7 @@ static void SynchronizeFile(const char *fileName)
                 file->cf_User = xstrdup(fileName);
                 pline = &file->cf_LineBase;
 
-                while (--maxLines && (n=config_read(&parser, tokens, 6, 0, " \t", '#')) > 0) {
+                while (--maxLines && (n=config_read(&parser, tokens, 6, 0, " \t", '#')) >= 0) {
                         CronLine *line;
 
                         if (DebugOpt) {
diff --git a/networking/nameif.c b/networking/nameif.c
index 506f4fa1c..c5a715e36 100644
--- a/networking/nameif.c
+++ b/networking/nameif.c
@@ -163,7 +163,7 @@ int nameif_main(int argc, char **argv)
                 struct parser_t parser;
                 if (config_open(&parser, fname)) {
                         char *tokens[2];
-                        while (config_read(&parser, tokens, 2, 2, " \t", '#'))
+                        while (config_read(&parser, tokens, 2, 2, " \t", '#') >= 0)
                                 prepend_new_eth_table(&clist, tokens[0], tokens[1]);
                         config_close(&parser);
                 }
diff --git a/util-linux/mdev.c b/util-linux/mdev.c
index 8968e45f8..c04410c0c 100644
--- a/util-linux/mdev.c
+++ b/util-linux/mdev.c
@@ -101,7 +101,7 @@ static void make_device(char *path, int delete)
                 if (!config_open(&parser, "/etc/mdev.conf"))
                         goto end_parse;
 
-                while (config_read(&parser, tokens, 4, 3, " \t", '#')) {
+                while (config_read(&parser, tokens, 4, 3, " \t", '#') >= 0) {
                         regmatch_t off[1+9*ENABLE_FEATURE_MDEV_RENAME_REGEXP];
                         char *val;