diff options
| author | Vineeth Vijayan <vneethv@linux.ibm.com> | 2021-11-05 16:44:51 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-11-17 11:04:48 +0100 |
| commit | efa70f3da72a34b691a78332a325d24529fdd10b (patch) | |
| tree | 8cc9cbce73b451ce75f2c04cf34acf783ecf9baf /drivers/s390/char/tape_std.c | |
| parent | 2ea358c095adf2ce63bf2ad3a680a85b725f8bfb (diff) | |
s390/cio: check the subchannel validity for dev_busid
commit a4751f157c194431fae9e9c493f456df8272b871 upstream.
Check the validity of subchanel before reading other fields in
the schib.
Fixes: d3683c055212 ("s390/cio: add dev_busid sysfs entry for each subchannel")
CC: <stable@vger.kernel.org>
Reported-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Vineeth Vijayan <vneethv@linux.ibm.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Link: https://lore.kernel.org/r/20211105154451.847288-1-vneethv@linux.ibm.com
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/s390/char/tape_std.c')
0 files changed, 0 insertions, 0 deletions