cpu_ioreq_pio, cpu_ioreq_move: i should be uint32_t rather than int
authorIan Jackson <ian.jackson@eu.citrix.com>
Mon, 17 Dec 2012 11:44:02 +0000 (11:44 +0000)
committerStefano Stabellini <stefano.stabellini@eu.citrix.com>
Mon, 17 Dec 2012 11:44:02 +0000 (11:44 +0000)
commit249e7e0fff080df0eff54730f3b6459d92d61e5a
tree7db530e15a7a223b0e71c78abc94b1df9df8bfd2
parenta38648290ee277c7cb8a53eabdcdb08bb7a9f23f
cpu_ioreq_pio, cpu_ioreq_move: i should be uint32_t rather than int

The current code compare i (int) with req->count (uint32_t) in a for
loop, risking an infinite loop if req->count is equal to UINT_MAX.

Also i is only used in comparisons or multiplications with unsigned
integers.

Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Cc: Dongxiao Xu <dongxiao.xu@intel.com>
Cc: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Signed-off-by: Ian Jackson <ian.jackson@eu.citrix.com>
xen-all.c