From 5e9c4d781b93a70f39a257769e0023ba4f33dd35 Mon Sep 17 00:00:00 2001 From: "Roberto E. Vargas Caballero" Date: Sat, 20 Jul 2013 13:19:32 +0200 Subject: [PATCH] Avoid double call to getenv in chroot --- chroot.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/chroot.c b/chroot.c index 39a91e4..4cef49b 100644 --- a/chroot.c +++ b/chroot.c @@ -7,10 +7,10 @@ static void usage(void); int main(int argc, char **argv) { - char *shell[] = {"/bin/sh", "-i", NULL}; + char *shell[] = {"/bin/sh", "-i", NULL}, *aux; - if(getenv("SHELL")) - shell[0] = getenv("SHELL"); + if(aux = getenv("SHELL")) + shell[0] = aux; if(argc < 2) usage();