diff options
| author | Stefan Weinhuber <wein@de.ibm.com> | 2013-10-25 05:08:06 -0400 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2013-10-28 03:36:27 -0400 |
| commit | c81a90c853f183a8946af77ed9272ac61d78c077 (patch) | |
| tree | d326c6c4d9d89c1c0c5199a56a136c45dbadb5e7 /drivers/s390 | |
| parent | 302bfe20ade2a7d6d02632ae8a775a68f651c0be (diff) | |
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>
Diffstat (limited to 'drivers/s390')
| -rw-r--r-- | drivers/s390/block/dasd.c | 3 |
1 files changed, 2 insertions, 1 deletions
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, | |||
| 698 | } | 698 | } |
| 699 | 699 | ||
| 700 | spin_lock(&block->profile.lock); | 700 | spin_lock(&block->profile.lock); |
| 701 | if (block->profile.data) | 701 | if (block->profile.data) { |
| 702 | block->profile.data->dasd_io_nr_req[counter]++; | 702 | block->profile.data->dasd_io_nr_req[counter]++; |
| 703 | if (rq_data_dir(req) == READ) | 703 | if (rq_data_dir(req) == READ) |
| 704 | block->profile.data->dasd_read_nr_req[counter]++; | 704 | block->profile.data->dasd_read_nr_req[counter]++; |
| 705 | } | ||
| 705 | spin_unlock(&block->profile.lock); | 706 | spin_unlock(&block->profile.lock); |
| 706 | 707 | ||
| 707 | /* | 708 | /* |