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(parent: 3d9ea9e) | patch
ioat: ring size variables need to be 32bit to avoid overflow
authorDave Jiang <dave.jiang@intel.com>
Wed, 4 Apr 2012 23:10:35 +0000 (16:10 -0700)
committerDan Williams <dan.j.williams@intel.com>
Thu, 5 Apr 2012 22:22:58 +0000 (15:22 -0700)
commit21b764e075e74f8af90da9f623aa3e2167484687
tree4ecbcdb82fdc3790d646bcd64b4cb5b481d1ad44tree | snapshot
parent3d9ea9e3af048ab6b8dced15248384e548ba05eacommit | diff
ioat: ring size variables need to be 32bit to avoid overflow

The alloc order can be up to 16 and 1 << 16 will over flow the 16bit
integer. Change the appropriate variables to 16bit to avoid overflow.

Reported-by: Jim Harris <james.r.harris@intel.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
drivers/dma/ioat/dma_v2.c diff | blob | history
drivers/dma/ioat/dma_v2.h diff | blob | history
Domain: System / Uncategorized;