1 files changed, 2 insertions, 3 deletions

diff --git a/modutils/modprobe.c b/modutils/modprobe.c
index 59f6d54f3..291e4cb90 100644
--- a/modutils/modprobe.c
+++ b/modutils/modprobe.c
@@ -245,7 +245,7 @@ static int FAST_FUNC config_file_action(const char *filename,
         parser_t *p;
         struct module_entry *m;
         int rc = TRUE;
-        const char *base, *ext;
+        const char *base;
 
         /* Skip files that begin with a "." */
         base = bb_basename(filename);
@@ -266,8 +266,7 @@ static int FAST_FUNC config_file_action(const char *filename,
          * "include FILE_NOT_ENDING_IN_CONF" must work too.
          */
         if (depth != 0) {
-                ext = strrchr(base, '.');
-                if (ext == NULL || strcmp(ext + 1, "conf"))
+                if (!is_suffixed_with(base, ".conf"))
                         goto error;
         }