Description of problem:

The innetgr(3) function seems not to function properly.

Version-Release number of selected component (if applicable):

glibc-2.4-11

How reproducible:

Compile 

-------------------
#include <netdb.h>
int main(void)
{
        innetgr("deve", "foo", "testuser", NULL);
}
-------------------

and run it.


Steps to Reproduce:
1. cc -o main main.c (where main.c is the program file above)
2. ./main
  
Actual results:
[root@dhcp246 ~]# ./main
Segmentation fault

Expected results:

No segfault, but a silent program exit

Additional info:

(gdb) run
Starting program: /root/main 
Reading symbols from shared object read from target memory...done.
Loaded system supplied DSO at 0xda8000

Program received signal SIGSEGV, Segmentation fault.
0x0025a893 in strdup () from /lib/libc.so.6
(gdb) bt
#0  0x0025a893 in strdup () from /lib/libc.so.6
#1  0x00701b5f in nis_list () from /lib/libnsl.so.1
#2  0x00b9362e in _nss_nisplus_setnetgrent () from /lib/libnss_nisplus.so.2
#3  0x002d5d05 in innetgr () from /lib/libc.so.6
#4  0x080483b9 in main () at main.c:4
(gdb)