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Subject[PATCH] serial: core: Release memory obtained by kasprintf
Date
Free memory region, if uart_add_one_port is not successful.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
---
drivers/tty/serial/serial_core.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index 3a14ccc..989adbb 100644
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -2784,7 +2784,7 @@ int uart_add_one_port(struct uart_driver *drv, struct uart_port *uport)
GFP_KERNEL);
if (!uport->tty_groups) {
ret = -ENOMEM;
- goto out;
+ goto out1;
}
uport->tty_groups[0] = &tty_dev_attr_group;
if (uport->attr_group)
@@ -2808,6 +2808,8 @@ int uart_add_one_port(struct uart_driver *drv, struct uart_port *uport)
*/
uport->flags &= ~UPF_DEAD;

+ out1:
+ kfree(uport->name);
out:
mutex_unlock(&port->mutex);
mutex_unlock(&port_mutex);
--
1.9.1
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