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--- ./src/newgrp.c.orig 2003-05-31 21:19:39.000000000 -0700
+++ ./src/newgrp.c 2003-05-31 21:21:32.000000000 -0700
@@ -76,6 +76,7 @@
gid_t gid;
char *cp;
const char *cpasswd, *name, *prog;
+ char *loginname = NULL;
char *group = NULL;
char *command = NULL;
char **envp = environ;
@@ -386,7 +387,9 @@
SYSLOG ((LOG_INFO, "user `%s' switched to group `%s'",
name, group));
if (getdef_bool ("SYSLOG_SG_ENAB")) {
- char *loginname = xstrdup (getlogin ());
+ char *user = getlogin ();
+ if (user != NULL)
+ loginname = xstrdup (user);
char *tty = xstrdup (ttyname (0));
if (loginname == NULL)
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