scsi: Fix "choir" and "beeing" malaprops

Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/scsi/mac_scsi.c b/drivers/scsi/mac_scsi.c
index 6a039eb..dccce08 100644
--- a/drivers/scsi/mac_scsi.c
+++ b/drivers/scsi/mac_scsi.c
@@ -360,7 +360,7 @@
    XXX: Since bus errors in the PDMA routines never happen on my 
    computer, the bus error code is untested. 
    If the code works as intended, a bus error results in Pseudo-DMA 
-   beeing disabled, meaning that the driver switches to slow handshake. 
+   being disabled, meaning that the driver switches to slow handshake.
    If bus errors are NOT extremely rare, this has to be changed. 
 */