From c81a90c853f183a8946af77ed9272ac61d78c077 Mon Sep 17 00:00:00 2001
From: Stefan Weinhuber <wein@de.ibm.com>
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 <wein@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---
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 451bf99582ff..244f77f844f0 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);
/*
--
2.30.9