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On Sun, Nov 21, 2010 at 13:33 -0500, Dan J. Rosenberg wrote:
> In this case, count can never be -1, since it's limited by various checks in vfs_write() and rw_verify_area(), etc.

Correct, I was dummied by similar checks in similar drivers - they do
check such overflows.

Vasiliy Kulikov - bringing security into open computing environments

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