From c81a90c853f183a8946af77ed9272ac61d78c077 Mon Sep 17 00:00:00 2001 From: Stefan Weinhuber Date: Fri, 25 Oct 2013 11:08:06 +0200 Subject: [PATCH] s390/dasd: Write to profile data area only if it is available We check for the existence of block->profile.data before we write to it, but the dependent code block misses braces. Signed-off-by: Stefan Weinhuber Signed-off-by: Martin Schwidefsky --- drivers/s390/block/dasd.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index 451bf99..244f77f 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -698,10 +698,11 @@ static void dasd_profile_start(struct dasd_block *block, } spin_lock(&block->profile.lock); - if (block->profile.data) + if (block->profile.data) { block->profile.data->dasd_io_nr_req[counter]++; if (rq_data_dir(req) == READ) block->profile.data->dasd_read_nr_req[counter]++; + } spin_unlock(&block->profile.lock); /* -- 2.7.4