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Commit 635ecc5f authored by Luke Hart's avatar Luke Hart Committed by Greg Kroah-Hartman
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staging: unisys: Fix sparse error - accessing __iomem directly 



Copy the channel type into a temporary buffer so that code will work
for architectures that don't support MMIO. This now works in same way
as other tests in same function.

Signed-off-by: default avatarLuke Hart <luke.hart@birchleys.eu>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent cec78b98

drivers/staging/unisys/common-spar/include/channels/channel.h

+7 −3
Original line number Diff line number Diff line
@@ -347,10 +347,13 @@ ULTRA_check_channel_client(void __iomem *pChannel, 
			   u64 expectedSignature,

			   char *fileName, int lineNumber, void *logCtx)

{

	if (uuid_le_cmp(expectedTypeGuid, NULL_UUID_LE) != 0)

	if (uuid_le_cmp(expectedTypeGuid, NULL_UUID_LE) != 0) {

		uuid_le guid;



		ioread8_rep(&((CHANNEL_HEADER __iomem *)(pChannel))->Type,

			&guid, sizeof(guid));

		/* caller wants us to verify type GUID */

		if (uuid_le_cmp((((CHANNEL_HEADER __iomem *)(pChannel))->Type),

			   expectedTypeGuid) != 0) {

		if (uuid_le_cmp(guid, expectedTypeGuid) != 0) {

			CHANNEL_GUID_MISMATCH(expectedTypeGuid, channelName,

					      "type", expectedTypeGuid,

					      ((CHANNEL_HEADER __iomem *)
@@ -358,6 +361,7 @@ ULTRA_check_channel_client(void __iomem *pChannel, 
					      lineNumber, logCtx);

			return 0;

		}

	}

	if (expectedMinBytes > 0)	/* caller wants us to verify

					 * channel size */

		if (readq(&((CHANNEL_HEADER __iomem *)