nvedit: simplify do_env_indirect()
authorRasmus Villemoes <rasmus.villemoes@prevas.dk>
Mon, 6 Mar 2023 13:27:21 +0000 (14:27 +0100)
committerTom Rini <trini@konsulko.com>
Thu, 30 Mar 2023 19:09:59 +0000 (15:09 -0400)
commit732b0825475c1a2466a6abf6e223b2a77af011f2
tree9e8befd859c20dfbf4213249d91879e931c2e9ff
parentfef0f1cc38a19f68e215fcc2504b4f60005179a2
nvedit: simplify do_env_indirect()

Instead of calling env_get(from) up to three times, just do it once,
computing the value we will put into 'to' and error out if that is
NULL (i.e. no 'from' variable and no default provided).

No functional change.

Signed-off-by: Rasmus Villemoes <rasmus.villemoes@prevas.dk>
Reviewed-by: Simon Glass <sjg@chromium.org>
cmd/nvedit.c