sctp: avoid overwrite the return value of sctp_process_asconf_ack()
sctp: avoid overwrite the return value of sctp_process_asconf_ack()

The return value of sctp_process_asconf_ack() may be
overwritten while process parameters with no error.
This patch fixed the problem.

Signed-off-by: Wei Yongjun <f52b9831d10c067ffbc33238e89e1e27651b0884@cn.fujitsu.com>
Signed-off-by: Vlad Yasevich <9e90529be611eda6e70d8380124c82f07411687c@hp.com>

TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas