staging: dgnc: delete successive assignments to the same location
Author: Jiayi Ye <yejiayily@gmail.com>
Successive assignments to the same location is meaningless and can be
deleted. The Coccinelle semantic patch was used to find cases.
@@
expression e1,e2,e3;
@@
(
(<+...e1++...+>)=e2;
|
(<+...e1--...+>)=e2;
|
(<+...++e1...+>)=e2;
|
(<+...--e1...+>)=e2;
|
e1=e2;
e1 = <+...e1...+>;
|
*e1=e2;
*e1=e3;
)
Signed-off-by: Jiayi Ye
Reviewed-by: Josh Triplett
Signed-off-by: Greg Kroah-Hartman
---
drivers/staging/dgnc/dgnc_tty.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c
index 8384e3d..f81a375 100644
--- a/drivers/staging/dgnc/dgnc_tty.c
+++ b/drivers/staging/dgnc/dgnc_tty.c
@@ -2205,8 +2205,6 @@ static int dgnc_set_modem_info(struct tty_struct *tty, unsigned int command, uns
if (!bd || bd->magic != DGNC_BOARD_MAGIC)
return ret;
- ret = 0;
-
ret = get_user(arg, value);
if (ret)
return ret; |
---
drivers/staging/dgnc/dgnc_tty.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c
index 8384e3d..f81a375 100644
--- a/drivers/staging/dgnc/dgnc_tty.c
+++ b/drivers/staging/dgnc/dgnc_tty.c
@@ -2205,8 +2205,6 @@ static int dgnc_set_modem_info(struct tty_struct *tty, unsigned int command, uns
if (!bd || bd->magic != DGNC_BOARD_MAGIC)
return ret;
- ret = 0;
-
ret = get_user(arg, value);
if (ret)
return ret;