this lock is no longer needed. Signed-off-by: Richard Weinberger <rich...@nod.at> --- arch/um/drivers/line.c | 6 ------ 1 files changed, 0 insertions(+), 6 deletions(-)
diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c index 95d5e78..555ccfc 100644 --- a/arch/um/drivers/line.c +++ b/arch/um/drivers/line.c @@ -382,8 +382,6 @@ int setup_one_line(struct line *lines, int n, char *init, struct tty_driver *driver = line->driver->driver; int err = -EINVAL; - mutex_lock(&line->count_lock); - if (line->port.count) { *error_out = "Device is already open"; goto out; @@ -425,7 +423,6 @@ int setup_one_line(struct line *lines, int n, char *init, } } out: - mutex_unlock(&line->count_lock); return err; } @@ -513,7 +510,6 @@ int line_get_config(char *name, struct line *lines, unsigned int num, char *str, line = &lines[dev]; - mutex_lock(&line->count_lock); if (!line->valid) CONFIG_CHUNK(str, size, n, "none", 1); else { @@ -525,7 +521,6 @@ int line_get_config(char *name, struct line *lines, unsigned int num, char *str, tty_kref_put(tty); } } - mutex_unlock(&line->count_lock); return n; } @@ -578,7 +573,6 @@ int register_lines(struct line_driver *line_driver, tty_port_init(&lines[i].port); lines[i].port.ops = &line_port_ops; spin_lock_init(&lines[i].lock); - mutex_init(&lines[i].count_lock); lines[i].driver = line_driver; INIT_LIST_HEAD(&lines[i].chan_list); } -- 1.7.7.3 ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel