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authorEric Andersen <andersen@codepoet.org>2003-11-03 22:46:14 +0000
committerEric Andersen <andersen@codepoet.org>2003-11-03 22:46:14 +0000
commitb7077a7316fa3b1a0efa8247479c64a67ef1d87c (patch)
tree338f37d2efdf77b6b135a935f54cadbb90dc837a
parent04d055f4e11469f74bdde38837deefab27edb2e9 (diff)
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Set unset_env pointing to a NULL item, to prevent us from walking
off the end of the list and segfaulting. -Erik
-rw-r--r--coreutils/env.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/coreutils/env.c b/coreutils/env.c
index d8a76e364..d8b428561 100644
--- a/coreutils/env.c
+++ b/coreutils/env.c
@@ -62,9 +62,13 @@ extern int env_main(int argc, char** argv)
62 char **ep, *p; 62 char **ep, *p;
63 char *cleanenv[1] = { NULL }; 63 char *cleanenv[1] = { NULL };
64 unsigned long opt; 64 unsigned long opt;
65 llist_t *unset_env; 65 llist_t list, *unset_env;
66 extern char **environ; 66 extern char **environ;
67 67
68 list.data = NULL;
69 list.link = NULL;
70 unset_env = &list;
71
68 bb_opt_complementaly = "u*"; 72 bb_opt_complementaly = "u*";
69 bb_applet_long_options = env_long_options; 73 bb_applet_long_options = env_long_options;
70 74