Fix issue in out_concat with static buffer
Fix issue in out_concat with static buffer

pombredanne/sdb,radare/sdb,radare/sdb,alvarofe/sdb,Maijin/sdb,alvarofe/sdb,alvarofe/sdb,pombredanne/sdb,alvarofe/sdb,radare/sdb,pombredanne/sdb,Maijin/sdb,Maijin/sdb,Maijin/sdb,Maijin/sdb,alvarofe/sdb,radare/sdb,pombredanne/sdb,alvarofe/sdb,radare/sdb,alvarofe/sdb,Maijin/sdb,pombredanne/sdb,Maijin/sdb,alvarofe/sdb,alvarofe/sdb,radare/sdb,radare/sdb,pombredanne/sdb,pombredanne/sdb,radare/sdb,pombredanne/sdb,radare/sdb,pombredanne/sdb,Maijin/sdb,Maijin/sdb,Maijin/sdb,alvarofe/sdb,pombredanne/sdb,alvarofe/sdb,pombredanne/sdb,radare/sdb,radare/sdb,Maijin/sdb