env: common: Factor out the common env_valid check
authorSimon Glass <sjg@chromium.org>
Thu, 3 Aug 2017 18:21:53 +0000 (12:21 -0600)
committerTom Rini <trini@konsulko.com>
Tue, 15 Aug 2017 12:18:46 +0000 (08:18 -0400)
commit5fc5254084ea367a383a968cc4f79d003cccebd2
tree77585503beec80c8b8ccaced34daee9bea11246f
parent0219fb61c1378152b11f0e21e1e4db89081f15da
env: common: Factor out the common env_valid check

The check for gd->env_valid is used in both the 'if' and 'else' part of
env_get_char(). Move it into that function instead for simplicity. Drop
that code from the two leaf functions.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
env/common.c