crash in supplicant_interface_init because of unsafe strcmp

Binary package hint: network-manager

Steps to reproduce:
1. Click on the network manager to connect to 'UnEncrypted Network'

Stack trace:
Feb 26 16:20:41 mobile-2509 NetworkManager: <info> Device wlan0 activation
scheduled...
Feb 26 16:20:41 mobile-2509 NetworkManager: <info> Activation (wlan0)
started...
Feb 26 16:20:41 mobile-2509 NetworkManager: <info> Activation (wlan0) Stage 1
of 5 (Device Prepare) scheduled...
Feb 26 16:20:41 mobile-2509 NetworkManager: <info> Activation (wlan0) Stage 1
of 5 (Device Prepare) started...
Feb 26 16:20:41 mobile-2509 NetworkManager: <info> Activation (wlan0) Stage 2
of 5 (Device Configure) scheduled...
Feb 26 16:20:41 mobile-2509 NetworkManager: <info> Activation (wlan0) Stage 1
of 5 (Device Prepare) complete.
Feb 26 16:20:41 mobile-2509 NetworkManager: <info> Activation (wlan0) Stage 2
of 5 (Device Configure) starting...
Feb 26 16:20:41 mobile-2509 NetworkManager: <info> Activation
(wlan0/wireless): access point 'Guest' is unencrypted, no key needed.
Feb 26 16:20:42 mobile-2509 NetworkManager: <info> supplicant_interface_init()
- connect to global ctrl socket (0/10).
Feb 26 16:20:42 mobile-2509 NetworkManager: <info> supplicant_interface_init()
- connect to global ctrl socket (1/10).
Feb 26 16:20:42 mobile-2509 NetworkManager: <WARN> nm_signal_handler(): Caught
signal 11. Generating backtrace...
Feb 26 16:20:42 mobile-2509 NetworkManager: ******************* START
**********************************
Feb 26 16:20:42 mobile-2509 NetworkManager: Frame 0: /usr/sbin/NetworkManager
[0x806af01]
Feb 26 16:20:42 mobile-2509 NetworkManager: Frame 1: /usr/sbin/NetworkManager
[0x806b066]
Feb 26 16:20:42 mobile-2509 NetworkManager: Frame 2: [0xffffe420]
Feb 26 16:20:42 mobile-2509 NetworkManager: Frame 3: /usr/sbin/NetworkManager
[0x80563aa]
Feb 26 16:20:42 mobile-2509 NetworkManager: Frame 4: /usr/lib/libglib-2.0.so.0
[0xb7d71e73]
Feb 26 16:20:42 mobile-2509 NetworkManager: Frame 5:
/usr/lib/libglib-2.0.so.0(g_main_context_dispatch+0x176) [0xb7d739b6]
Feb 26 16:20:42 mobile-2509 NetworkManager: Frame 6: /usr/lib/libglib-2.0.so.0
[0xb7d76d0d]
Feb 26 16:20:42 mobile-2509 NetworkManager: Frame 7:
/usr/lib/libglib-2.0.so.0(g_main_loop_run+0x1dc) [0xb7d770fc]
Feb 26 16:20:42 mobile-2509 NetworkManager: Frame 8: /usr/sbin/NetworkManager
[0x805741e]
Feb 26 16:20:42 mobile-2509 NetworkManager: Frame 9: /usr/lib/libglib-2.0.so.0
[0xb7d955bb]
Feb 26 16:20:42 mobile-2509 NetworkManager: Frame 10: /lib/libpthread.so.0
[0xb7ce2427]
Feb 26 16:20:42 mobile-2509 NetworkManager: Frame 11:
/lib/libc.so.6(clone+0x5e) [0xb7c6855e]
Feb 26 16:20:42 mobile-2509 NetworkManager: ******************* END
**********************************