linux-toradex.git/drivers/scsi/arcmsr, branch v4.9.20 Linux kernel for Apalis and Colibri modules scsi: arcmsr: Send SYNCHRONIZE_CACHE command to firmware 2016-10-27T02:17:43+00:00 Ching Huang ching2048@areca.com.tw 2016-10-19T09:50:26+00:00 2bf7dc8443e113844d078fd6541b7f4aa544f92f The arcmsr driver failed to pass SYNCHRONIZE CACHE to controller firmware. Depending on how drive caches are handled internally by controller firmware this could potentially lead to data integrity problems. Ensure that cache flushes are passed to the controller. [mkp: applied by hand and removed unused vars] Cc: <stable@vger.kernel.org> Signed-off-by: Ching Huang <ching2048@areca.com.tw> Reported-by: Tomas Henzl <thenzl@redhat.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> 
The arcmsr driver failed to pass SYNCHRONIZE CACHE to controller
firmware. Depending on how drive caches are handled internally by
controller firmware this could potentially lead to data integrity
problems.

Ensure that cache flushes are passed to the controller.

[mkp: applied by hand and removed unused vars]

Cc: <stable@vger.kernel.org>
Signed-off-by: Ching Huang <ching2048@areca.com.tw>
Reported-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
scsi: arcmsr: Simplify user_len checking 2016-09-27T01:02:51+00:00 Borislav Petkov bp@alien8.de 2016-09-23T11:22:26+00:00 4bd173c30792791a6daca8c64793ec0a4ae8324f Do the user_len check first and then the ver_addr allocation so that we can save us the kfree() on the error path when user_len is > ARCMSR_API_DATA_BUFLEN. Signed-off-by: Borislav Petkov <bp@suse.de> Cc: Marco Grassi <marco.gra@gmail.com> Cc: Dan Carpenter <dan.carpenter@oracle.com> Cc: Tomas Henzl <thenzl@redhat.com> Cc: Martin K. Petersen <martin.petersen@oracle.com> Cc: <stable@vger.kernel.org> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Reviewed-by: Tomas Henzl <thenzl@redhat.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> 
Do the user_len check first and then the ver_addr allocation so that we
can save us the kfree() on the error path when user_len is >
ARCMSR_API_DATA_BUFLEN.

Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Marco Grassi <marco.gra@gmail.com>
Cc: Dan Carpenter <dan.carpenter@oracle.com>
Cc: Tomas Henzl <thenzl@redhat.com>
Cc: Martin K. Petersen <martin.petersen@oracle.com>
Cc: <stable@vger.kernel.org>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
scsi: arcmsr: Buffer overflow in arcmsr_iop_message_xfer() 2016-09-15T13:58:25+00:00 Dan Carpenter dan.carpenter@oracle.com 2016-09-15T13:44:56+00:00 7bc2b55a5c030685b399bb65b6baa9ccc3d1f167 We need to put an upper bound on "user_len" so the memcpy() doesn't overflow. Cc: <stable@vger.kernel.org> Reported-by: Marco Grassi <marco.gra@gmail.com> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Reviewed-by: Tomas Henzl <thenzl@redhat.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> 
We need to put an upper bound on "user_len" so the memcpy() doesn't
overflow.

Cc: <stable@vger.kernel.org>
Reported-by: Marco Grassi <marco.gra@gmail.com>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
arcmsr: change driver version to v1.30.00.22-20151126 2015-11-30T23:51:20+00:00 Ching Huang ching2048@areca.com.tw 2015-11-26T11:44:55+00:00 15d2639704b828db0506a416eda010178e1fd816 Change driver version to v1.30.00.22-20151126 Signed-off-by: Ching Huang <ching2048@areca.com.tw> Reviewed-by: Tomas Henzl <thenzl@redhat.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> 
Change driver version to v1.30.00.22-20151126

Signed-off-by: Ching Huang <ching2048@areca.com.tw>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
arcmsr: Split dma resource allocation to a new function 2015-11-30T23:50:06+00:00 Ching Huang ching2048@areca.com.tw 2015-11-26T11:41:15+00:00 02040670aaa0f125259ad8f9f5f30e4d138a65ae Split dma resource allocation and io register assignment from get_config to a new function arcmsr_alloc_io_queue. Signed-off-by: Ching Huang <ching2048@areca.com.tw> Reviewed-by: Tomas Henzl <thenzl@redhat.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> 
Split dma resource allocation and io register assignment from get_config
to a new function arcmsr_alloc_io_queue.

Signed-off-by: Ching Huang <ching2048@areca.com.tw>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
arcmsr: more readability improvements 2015-11-30T23:33:15+00:00 Ching Huang ching2048@areca.com.tw 2015-11-26T11:33:56+00:00 f75ab39a4be08b996ca19002bd7b54df8fdb8d10 Signed-off-by: Ching Huang <ching2048@areca.com.tw> Reviewed-by: Tomas Henzl <thenzl@redhat.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> 
Signed-off-by: Ching Huang <ching2048@areca.com.tw>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
arcmsr: changes driver version number 2015-11-30T22:59:13+00:00 Ching Huang ching2048@areca.com.tw 2015-11-25T11:52:15+00:00 d15dd55d049ccae9a1061e08ad377f9c799b8a3a Changes driver version number. Signed-off-by: Ching Huang <ching2048@areca.com.tw> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Reviewed-by: Hannes Reinicke <hare@suse.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> 
Changes driver version number.

Signed-off-by: Ching Huang <ching2048@areca.com.tw>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Hannes Reinicke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
arcmsr: adds code to support new Areca adapter ARC1203 2015-11-30T22:58:37+00:00 Ching Huang ching2048@areca.com.tw 2015-11-25T11:49:33+00:00 7e315ffd49b906fc545b8e0312eedeed738796c9 Support Areca's new PCIe to SATA RAID adapter ARC1203. Signed-off-by: Ching Huang <ching2048@areca.com.tw> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Reviewed-by: Hannes Reinicke <hare@suse.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> 
Support Areca's new PCIe to SATA RAID adapter ARC1203.

Signed-off-by: Ching Huang <ching2048@areca.com.tw>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Hannes Reinicke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
arcmsr: make code more readable 2015-11-30T22:54:08+00:00 Ching Huang ching2048@areca.com.tw 2015-11-25T11:45:16+00:00 d662ad246256e33eb9b25c8e801f4487527f2bfe [mkp: Fixed checkpatch whitespace warning] Signed-off-by: Ching Huang <ching2048@areca.com.tw> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Reviewed-by: Hannes Reinicke <hare@suse.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> 
[mkp: Fixed checkpatch whitespace warning]

Signed-off-by: Ching Huang <ching2048@areca.com.tw>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Hannes Reinicke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
arcmsr: fixes not release allocated resource 2015-11-30T22:50:38+00:00 Ching Huang ching2048@areca.com.tw 2015-11-25T11:41:23+00:00 98f90debc2b64a40a416dd9794ac2d8de6b43af2 Releasing allocated resource if get configuration data failed. Signed-off-by: Ching Huang <ching2048@areca.com.tw> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Reviewed-by: Hannes Reinicke <hare@suse.de> Reviewed-by: Tomas Henzl <thenzl@redhat.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> 
Releasing allocated resource if get configuration data failed.

Signed-off-by: Ching Huang <ching2048@areca.com.tw>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Hannes Reinicke <hare@suse.de>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>