ash: [SHELL] Expand ENV before using it

Upstream commit:

    Date: Sun, 13 Jul 2008 21:51:52 +0800
    [SHELL] Expand ENV before using it

    Per POSIX ENV needs to undergo parameter expansion.

    Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/shell/hush.c b/shell/hush.c
index d7a0d761e..c80429d5c 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -8405,6 +8405,7 @@ int hush_main(int argc, char **argv)
                  * "bash <script>" (which is never interactive (unless -i?))
                  * sources $BASH_ENV here (without scanning $PATH).
                  * If called as sh, does the same but with $ENV.
+                 * Also NB, per POSIX, $ENV should undergo parameter expansion.
                  */
                 G.global_argc--;
                 G.global_argv++;