Oct 06 2014

Staging: comedi: drivers: Compressed two lines of code into one. 

Author: Heena Sirwani <heenasirwani@gmail.com>

The following patch compresses two lines of code into one using
coccinelle and removes an unused variable.
The following semantic patch was used:

@@
expression ret;
identifier f;
@@

-ret =
+return
     f(...);
-return ret;

Signed-off-by: Heena Sirwani 
Acked-by: Julia Lawall 
Signed-off-by: Greg Kroah-Hartman 

---
 drivers/staging/comedi/drivers/mite.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)
 
diff --git a/drivers/staging/comedi/drivers/mite.c b/drivers/staging/comedi/drivers/mite.c
index 4f78290..a43b5be 100644
--- a/drivers/staging/comedi/drivers/mite.c
+++ b/drivers/staging/comedi/drivers/mite.c
@@ -494,13 +494,10 @@ EXPORT_SYMBOL_GPL(mite_bytes_read_from_memory_ub);
 unsigned mite_dma_tcr(struct mite_channel *mite_chan)
 {
 	struct mite_struct *mite = mite_chan->mite;
-	int tcr;
 	int lkar;
 
 	lkar = readl(mite->mite_io_addr + MITE_LKAR(mite_chan->channel));
-	tcr = readl(mite->mite_io_addr + MITE_TCR(mite_chan->channel));
-
-	return tcr;
+	return readl(mite->mite_io_addr + MITE_TCR(mite_chan->channel));
 }
 EXPORT_SYMBOL_GPL(mite_dma_tcr);

qlambert