The double `only' is typo in the comment, replace the second to `on'.

Signed-off-by: Jason Wang <wangborong@cdjrlc.com>
---
 drivers/message/fusion/mptbase.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index 9b3ba2df71c7..86e7510d7614 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -518,7 +518,7 @@ mpt_reply(MPT_ADAPTER *ioc, u32 pa)
 
 	/* Map DMA address of reply header to cpu address.
 	 * pa is 32 bits - but the dma address may be 32 or 64 bits
-	 * get offset based only only the low addresses
+	 * get offset based only on the low addresses
 	 */
 
 	reply_dma_low = (pa <<= 1);
-- 
2.35.1