diff options
| author | Gerald Schaefer <gerald.schaefer@de.ibm.com> | 2008-08-21 17:46:40 (GMT) |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2008-08-21 17:46:42 (GMT) |
| commit | 04f64b5756872b474d9429e3b6987ada10bb8012 (patch) | |
| tree | 3a772f76a2fdbd6e570611202736b1f53b2e4c2d /arch/s390/mm | |
| parent | 91c36919a456589f4f073671474a1f899e0d3c2b (diff) | |
| download | linux-fsl-qoriq-04f64b5756872b474d9429e3b6987ada10bb8012.tar.xz | |
[S390] dcssblk: fix race in dcssblk_add_store()
Concurrently adding the same segment may lead to duplicate device_register()
calls, which will trigger an error in kobject code:
"... don't try to register things with the same name in the same directory".
This patch adds a check to avoid this.
Signed-off-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/mm')
0 files changed, 0 insertions, 0 deletions