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author | Heiko Schocher <hs@denx.de> | 2010-09-17 15:10:35 +0400 |
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committer | Wolfgang Denk <wd@denx.de> | 2010-09-19 21:29:52 +0400 |
commit | 4444b221f2682a3377eecfecdef66ddfa9355cf3 (patch) | |
tree | ab93d959b3b633947ef81db9098a1c7a29733a01 /common/cmd_i2c.c | |
parent | 3fbeeea63334f7a69406be7c05185f4bf45da8d8 (diff) | |
download | u-boot-4444b221f2682a3377eecfecdef66ddfa9355cf3.tar.xz |
i2c: fix command usage help
Portions of this work were supported by funding from
the CE Linux Forum.
Signed-off-by: Heiko Schocher <hs@denx.de>
Diffstat (limited to 'common/cmd_i2c.c')
-rw-r--r-- | 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 1283c82afb..a7b65edd5f 100644 --- a/common/cmd_i2c.c +++ b/common/cmd_i2c.c @@ -1288,6 +1288,9 @@ 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++; |