1 files changed, 2 insertions, 2 deletions

diff --git a/coreutils/df.c b/coreutils/df.c
index a0e6fe070..11a739816 100644
--- a/coreutils/df.c
+++ b/coreutils/df.c
@@ -35,7 +35,7 @@ static unsigned long kscale(unsigned long b, unsigned long bs)
 #endif
 
 int df_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int df_main(int argc, char **argv)
+int df_main(int argc UNUSED_PARAM, char **argv)
 {
         unsigned long blocks_used;
         unsigned blocks_percent_used;
@@ -105,7 +105,7 @@ int df_main(int argc, char **argv)
 
         mount_table = NULL;
         argv += optind;
-        if (optind >= argc) {
+        if (!argv[0]) {
                 mount_table = setmntent(bb_path_mtab_file, "r");
                 if (!mount_table)
                         bb_perror_msg_and_die(bb_path_mtab_file);