tree bf0b931e1ef8c40b4d1129d66a8d346ebc8ea585
parent 093cc765665cae83ce17b0eb452ff3f7b8bfdb14
author Pau Espin Pedrol <pespin@sysmocom.de> 1523974617 +0200
committer Pau Espin Pedrol <pespin@sysmocom.de> 1523974619 +0200

smpp_smsc_conf: Fix heap-use-after-free

Backport from osmo-msc Change-Id Iaf0d251c8d2912266a087ada4d20905146e08592.

Fixes following error catched by enabling address sanitizer:
==20792==ERROR: AddressSanitizer: heap-use-after-free on address 0x60b000122610 at pc 0x7f9c9c3fe063 bp 0x7ffd2e68f600 sp 0x7ffd2e68edb0
READ of size 11 at 0x60b000122610 thread T0
	#0 0x7f9c9c3fe062  (/usr/lib/x86_64-linux-gnu/libasan.so.3+0x3c062)
	#1 0x7f9c9beb8ee4 in talloc_strdup (/usr/lib/x86_64-linux-gnu/libtalloc.so.2+0x6ee4)
	#2 0x56096a7cf75b in smpp_smsc_conf src/libmsc/smpp_smsc.c:983
	#3 0x56096a7cf9df in smpp_smsc_start src/libmsc/smpp_smsc.c:1015
	#4 0x56096a7d4935 in smpp_openbsc_start src/libmsc/smpp_openbsc.c:785
	#5 0x56096a755ad0 in main src/osmo-msc/msc_main.c:598
	#6 0x7f9c9927b2e0 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x202e0)
	#7 0x56096a756979 in _start (/home/jenkins/workspace/osmo-gsm-tester_run-prod/trial-805/inst/osmo-msc/bin/osmo-msc+0xf0979)

Related: OS#3181

Change-Id: Ifce107dc5f0971d7580b7adc09f05e334792bace