[PATCH 4.9 53/56] sctp: make use of pre-calculated len

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Marcelo Ricardo Leitner [ Upstream commit c76f97c99ae6d26d14c7f0e50e074382bfbc9f98 ] Some sockopt handling functions were calculating the length of the buffer to be

[PATCH 4.9 53/56] sctp: make use of pre-calculated len

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Marcelo Ricardo Leitner [ Upstream commit c76f97c99ae6d26d14c7f0e50e074382bfbc9f98 ] Some sockopt handling functions were calculating the length of the buffer to be written to userspace and