[PATCH 4.9 55/65] s390/qeth: fix IPA command submission race

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Julian Wiedmann [ Upstream commit d22ffb5a712f9211ffd104c38fc17cbfb1b5e2b0 ] If multiple IPA commands are build & sent out concurrently, fill_ipacmd_header() may

[PATCH 4.9 55/65] s390/qeth: fix IPA command submission race

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Julian Wiedmann [ Upstream commit d22ffb5a712f9211ffd104c38fc17cbfb1b5e2b0 ] If multiple IPA commands are build & sent out concurrently, fill_ipacmd_header() may assign a seqno value to a