From: Stefan Weinhuber Date: Tue, 16 Sep 2008 16:32:19 +0000 (-0700) Subject: [S390] cio: fix orb initialization in cio_start_key X-Git-Tag: firefly_0821_release~17967^2 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=9adb8c1d4f0ac78b3469e377ce5f8a846cbaedaf;p=firefly-linux-kernel-4.4.55.git [S390] cio: fix orb initialization in cio_start_key The functions cio_tm_start_key and cio_start_key use the same private orb structure of a subchannel, so the orb needs to be cleared of old data before it is used again. A respective memset is missing from cio_start_key and hereby added. Signed-off-by: Stefan Weinhuber Acked-by: Cornelia Huck Signed-off-by: Martin Schwidefsky --- diff --git a/drivers/s390/cio/cio.c b/drivers/s390/cio/cio.c index 5954b905e3ca..326f4cc7f92c 100644 --- a/drivers/s390/cio/cio.c +++ b/drivers/s390/cio/cio.c @@ -174,6 +174,7 @@ cio_start_key (struct subchannel *sch, /* subchannel structure */ CIO_TRACE_EVENT(4, sch->dev.bus_id); orb = &to_io_private(sch)->orb; + memset(orb, 0, sizeof(union orb)); /* sch is always under 2G. */ orb->cmd.intparm = (u32)(addr_t)sch; orb->cmd.fmt = 1;