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Common/cmd_nvedit: Check for env subcommand

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The env command needs one subcommand. If this is not available
print the usage help.

Signed-off-by: Thomas Weber <weber@corscience.de>
This commit is contained in:
Thomas Weber 2010-11-24 13:07:52 +01:00 committed by Wolfgang Denk
parent 49e38030fe
commit 5904da0214
1 changed files with 3 additions and 0 deletions
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3
common/cmd_nvedit.c
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@ -848,6 +848,9 @@ static int do_env (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
cmd_tbl_t *cp;
if (argc < 2)
return cmd_usage(cmdtp);
/* drop initial "env" arg */
argc--;
argv++;