[U-Boot] [RFC][PATCH v2 08/19] i2c: fix command usage help

Signed-off-by: Heiko Schocher hs@denx.de --- - changes since v1 added comment from Peter Tyser - simplified this patch as cmd_usage() returns 1

common/cmd_i2c.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/common/cmd_i2c.c b/common/cmd_i2c.c index a1a84a1..48de54b 100644 --- a/common/cmd_i2c.c +++ b/common/cmd_i2c.c @@ -1297,6 +1297,9 @@ static int do_i2c(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]) { cmd_tbl_t *c;

+ if (argc < 2) + return cmd_usage(cmdtp); + /* Strip off leading 'i2c' command argument */ argc--; argv++;