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Diffstat (limited to 'drivers/tty/tty_io.c')
-rw-r--r--drivers/tty/tty_io.c25
1 files changed, 7 insertions, 18 deletions
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index bd2715a9d8e5..c74a00ad7add 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -1267,17 +1267,16 @@ static void pty_line_name(struct tty_driver *driver, int index, char *p)
* @p: output buffer of at least 7 bytes
*
* Generate a name from a driver reference and write it to the output
- * buffer. Return the number of bytes written.
+ * buffer.
*
* Locking: None
*/
-static ssize_t tty_line_name(struct tty_driver *driver, int index, char *p)
+static void tty_line_name(struct tty_driver *driver, int index, char *p)
{
if (driver->flags & TTY_DRIVER_UNNUMBERED_NODE)
- return sprintf(p, "%s", driver->name);
+ strcpy(p, driver->name);
else
- return sprintf(p, "%s%d", driver->name,
- index + driver->name_base);
+ sprintf(p, "%s%d", driver->name, index + driver->name_base);
}
/**
@@ -3546,19 +3545,9 @@ static ssize_t show_cons_active(struct device *dev,
if (i >= ARRAY_SIZE(cs))
break;
}
- while (i--) {
- struct tty_driver *driver;
- const char *name = cs[i]->name;
- int index = cs[i]->index;
-
- driver = cs[i]->device(cs[i], &index);
- if (driver) {
- count += tty_line_name(driver, index, buf + count);
- count += sprintf(buf + count, "%c", i ? ' ':'\n');
- } else
- count += sprintf(buf + count, "%s%d%c",
- name, index, i ? ' ':'\n');
- }
+ while (i--)
+ count += sprintf(buf + count, "%s%d%c",
+ cs[i]->name, cs[i]->index, i ? ' ':'\n');
console_unlock();
return count;