sleep: fix "sleep -- ARGS"

function                                             old     new   delta
sleep_main                                           116     119      +3
printf_main                                          860     837     -23
single_argv                                           50      25     -25
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/2 up/down: 3/-48)             Total: -45 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 0 insertions, 8 deletions

diff --git a/shell/hush.c b/shell/hush.c
index 8e632e0af..ca01e2b5b 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -10883,14 +10883,6 @@ static int FAST_FUNC builtin_history(char **argv UNUSED_PARAM)
 }
 #endif
 
-static char **skip_dash_dash(char **argv)
-{
-        argv++;
-        if (argv[0] && argv[0][0] == '-' && argv[0][1] == '-' && argv[0][2] == '\0')
-                argv++;
-        return argv;
-}
-
 static int FAST_FUNC builtin_cd(char **argv)
 {
         const char *newdir;