Initialise msg to avoid potential NULL pointer dereference

The NULL pointer dereference in the PAM module should not occur due to
the relationship with the rc value that is handled alongside it. This
change mostly silences the compiler and protects from future changes.

1 files changed, 1 insertions, 1 deletions

diff --git a/pam/pam.c b/pam/pam.c
index 5898ae1..2b67c73 100644
--- a/pam/pam.c
+++ b/pam/pam.c
@@ -539,7 +539,7 @@ int pam_sm_acct_mgmt(pam_handle_t *pamh, int flags,
   const char *username, *service;
   const char *ruser = NULL, *rhost = NULL, *tty = NULL;
   struct nslcd_resp authz_resp;
-  const char *msg;
+  const char *msg = NULL;
   /* set up configuration */
   cfg_init(pamh, flags, argc, argv, &cfg);
   rc = init(pamh, &cfg, &ctx, &username, &service, &ruser, &rhost, &tty);