[PATCH] Staging:dgap :Compression of lines for immediate return

[Shraddha Barke]

This patch compresses two lines into a single line if immediate return statement
is found. Also,remove variable rc as it is no longer needed.
It is done using tool Coccinelle. And semantic patch used for this is as follows:

@@
expression ret;
identifier f;
@@

-ret =
+return
     f(...);
-return ret;
---
 drivers/staging/dgap/dgap.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/staging/dgap/dgap.c b/drivers/staging/dgap/dgap.c
index 26b0446..2bb6c68 100644
--- a/drivers/staging/dgap/dgap.c
+++ b/drivers/staging/dgap/dgap.c
@@ -4953,9 +4953,8 @@ static int dgap_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
 		spin_unlock_irqrestore(&ch->ch_lock, lock_flags2);
 		spin_unlock_irqrestore(&bd->bd_lock, lock_flags);
 
-		rc = put_user(C_CLOCAL(tty) ? 1 : 0,
+		return put_user(C_CLOCAL(tty) ? 1 : 0,
 				(unsigned long __user *) arg);
-		return rc;
 
 	case TIOCSSOFTCAR:
 		spin_unlock_irqrestore(&ch->ch_lock, lock_flags2);
-- 
2.1.0

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