Messages in this thread Patch in this message | | | From | Jiri Slaby <> | Subject | [PATCH 30/69] TTY: sclp_vt220, remove unused allocation | Date | Mon, 2 Apr 2012 13:54:14 +0200 |
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80 bytes which are allocated in tty->ops->open and assigned to tty->driver_data are never used. Remove that.
Signed-off-by: Jiri Slaby <jslaby@suse.cz> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: linux390@de.ibm.com Cc: linux-s390@vger.kernel.org --- drivers/s390/char/sclp_vt220.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-)
diff --git a/drivers/s390/char/sclp_vt220.c b/drivers/s390/char/sclp_vt220.c index 25cf2e8..edfc0fd 100644 --- a/drivers/s390/char/sclp_vt220.c +++ b/drivers/s390/char/sclp_vt220.c @@ -34,7 +34,6 @@ #define SCLP_VT220_DEVICE_NAME "ttysclp" #define SCLP_VT220_CONSOLE_NAME "ttyS" #define SCLP_VT220_CONSOLE_INDEX 1 /* console=ttyS1 */ -#define SCLP_VT220_BUF_SIZE 80 /* Representation of a single write request */ struct sclp_vt220_request { @@ -496,9 +495,6 @@ sclp_vt220_open(struct tty_struct *tty, struct file *filp) { if (tty->count == 1) { tty_port_tty_set(&sclp_vt220_port, tty); - tty->driver_data = kmalloc(SCLP_VT220_BUF_SIZE, GFP_KERNEL); - if (tty->driver_data == NULL) - return -ENOMEM; tty->low_latency = 0; if (!tty->winsize.ws_row && !tty->winsize.ws_col) { tty->winsize.ws_row = 24; @@ -514,11 +510,8 @@ sclp_vt220_open(struct tty_struct *tty, struct file *filp) static void sclp_vt220_close(struct tty_struct *tty, struct file *filp) { - if (tty->count == 1) { + if (tty->count == 1) tty_port_tty_set(&sclp_vt220_port, NULL); - kfree(tty->driver_data); - tty->driver_data = NULL; - } } /* -- 1.7.9.2
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