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Avoid double call to getenv in chroot

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This commit is contained in:
Roberto E. Vargas Caballero
2013-07-20 13:19:32 +02:00
parent c258d7d0b6
commit 5e9c4d781b
1 changed files with 3 additions and 3 deletions
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6
chroot.c
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@@ -7,10 +7,10 @@ static void usage(void);
int int
main(int argc, char **argv) main(int argc, char **argv)
{ {
char *shell[] = {"/bin/sh", "-i", NULL}; char *shell[] = {"/bin/sh", "-i", NULL}, *aux;
if(getenv("SHELL")) if(aux = getenv("SHELL"))
shell[0] = getenv("SHELL"); shell[0] = aux;
if(argc < 2) if(argc < 2)
usage(); usage();