avoid "may be used uninitialized" warning from newer gcc

* src/md5sum.c (digest_check) [lint]: Initialize local, "filename".

1 files changed, 1 insertions, 1 deletions

diff --git a/src/md5sum.c b/src/md5sum.c
index 5eb8494b0..ba762d149 100644
--- a/src/md5sum.c
+++ b/src/md5sum.c
@@ -449,7 +449,7 @@ digest_check (const char *checkfile_name)
   line_chars_allocated = 0;
   do
     {
-      char *filename;
+      char *filename IF_LINT (= NULL);
       int binary;
       unsigned char *hex_digest IF_LINT (= NULL);
       ssize_t line_length;