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Use the correct data types for the size parameters in tpm_write() and tpm_read(). Note that rw_verify_area() makes sure that this bug cannot be exploited to produce a buffer overrun. Signed-off-by: Michael Halcrow <mhalcrow@us.ibm.com> Cc: Marcel Selhorst <tpm@selhorst.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>