tree 9e76151b895d102d1978df3afc58248a2adbf5dd
parent dc7c65db2845a8d17432d89252c4227a9a7cb15f
author Chandra Seetharaman <sekharan@us.ibm.com> 1216254908 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1216256061 -0700

scsi_dh: Verify "dev" is a sdev before accessing it.

Before accessing the device data structure in hardware handlers,
make sure it is a indeed a sdev device.

Yinghai Lu <yhlu.kernel@gmail.com> found the bug on Jul 16, 2008,
and later tested/verified the following fix.

Signed-off-by: Chandra Seetharaman <sekharan@us.ibm.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>