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Commit 9a07826f authored by Allen Hubbe's avatar Allen Hubbe Committed by Jon Mason
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NTB: Fix range check on memory window index 



The range check must exclude the upper bound.

Signed-off-by: default avatarAllen Hubbe <Allen.Hubbe@emc.com>
Signed-off-by: default avatarJon Mason <jdmason@kudzu.us>
parent 2aa2a77a

drivers/ntb/hw/intel/ntb_hw_intel.c

+1 −1
Original line number Diff line number Diff line
@@ -240,7 +240,7 @@ static inline int ndev_ignore_unsafe(struct intel_ntb_dev *ndev, 


static int ndev_mw_to_bar(struct intel_ntb_dev *ndev, int idx)

{

	if (idx < 0 || idx > ndev->mw_count)

	if (idx < 0 || idx >= ndev->mw_count)

		return -EINVAL;

	return ndev->reg->mw_bar[idx];

}