dgnc_ports_state_show exposes ports status which help an adversary to
plan an attack. Thus, the function is removed.
Signed-off-by: Salah Triki <salah.tr...@acm.org>
---
drivers/staging/dgnc/dgnc_sysfs.c | 20 --------------------
1 file changed, 20 deletions(-)
diff --git a/drivers/staging/dgnc/dgnc_sysfs.c
b/drivers/staging/dgnc/dgnc_sysfs.c
index 44db870..d616065 100644
--- a/drivers/staging/dgnc/dgnc_sysfs.c
+++ b/drivers/staging/dgnc/dgnc_sysfs.c
@@ -145,26 +145,6 @@ static ssize_t dgnc_serial_number_show(struct device *p,
}
static DEVICE_ATTR(serial_number, S_IRUSR, dgnc_serial_number_show, NULL);
-
-static ssize_t dgnc_ports_state_show(struct device *p,
- struct device_attribute *attr, char *buf)
-{
- struct dgnc_board *bd;
- int count = 0;
- int i = 0;
-
- DGNC_VERIFY_BOARD(p, bd);
-
- for (i = 0; i < bd->nasync; i++) {
- count += snprintf(buf + count, PAGE_SIZE - count,
- "%d %s\n", bd->channels[i]->ch_portnum,
- bd->channels[i]->ch_open_count ? "Open" : "Closed");
- }
- return count;
-}
-static DEVICE_ATTR(ports_state, S_IRUSR, dgnc_ports_state_show, NULL);
-
-
static ssize_t dgnc_ports_baud_show(struct device *p,
struct device_attribute *attr, char *buf)
{
--
1.9.1
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