This patch removes unnecessary checks of unit magic, channel magic, board
magic and board state.
Signed-off-by: Salah Triki <salah.triki@xxxxxxx>
---
drivers/staging/dgnc/dgnc_sysfs.c | 14 --------------
1 file changed, 14 deletions(-)
diff --git a/drivers/staging/dgnc/dgnc_sysfs.c b/drivers/staging/dgnc/dgnc_sysfs.c
index 2fd34ca..f420590 100644
--- a/drivers/staging/dgnc/dgnc_sysfs.c
+++ b/drivers/staging/dgnc/dgnc_sysfs.c
@@ -384,23 +384,9 @@ void dgnc_remove_ports_sysfiles(struct dgnc_board *bd)
static ssize_t dgnc_tty_state_show(struct device *d, struct device_attribute *attr, char *buf)
{
- struct dgnc_board *bd;
- struct channel_t *ch;
struct un_t *un;
- if (!d)
- return 0;
un = dev_get_drvdata(d);
- if (!un || un->magic != DGNC_UNIT_MAGIC)
- return 0;
- ch = un->un_ch;
- if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
- return 0;
- bd = ch->ch_bd;
- if (!bd || bd->magic != DGNC_BOARD_MAGIC)
- return 0;
- if (bd->state != BOARD_READY)
- return 0;
return snprintf(buf, PAGE_SIZE, "%s", un->un_open_count ? "Open" : "Closed");
}
--
1.9.1
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