From 716ca530e1c4515d8683c9d5be3d56b301758b66 Mon Sep 17 00:00:00 2001 From: James <> Date: Wed, 4 Nov 2015 11:49:21 +0000 Subject: trunk-47381 --- ...-serial-8250-Don-t-crash-when-nr_uarts-is-0.patch | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 target/linux/brcm2708/patches-4.1/0097-serial-8250-Don-t-crash-when-nr_uarts-is-0.patch (limited to 'target/linux/brcm2708/patches-4.1/0097-serial-8250-Don-t-crash-when-nr_uarts-is-0.patch') diff --git a/target/linux/brcm2708/patches-4.1/0097-serial-8250-Don-t-crash-when-nr_uarts-is-0.patch b/target/linux/brcm2708/patches-4.1/0097-serial-8250-Don-t-crash-when-nr_uarts-is-0.patch new file mode 100644 index 0000000..3cdffb4 --- /dev/null +++ b/target/linux/brcm2708/patches-4.1/0097-serial-8250-Don-t-crash-when-nr_uarts-is-0.patch @@ -0,0 +1,20 @@ +From 32560a31ee4fc921356d69d8dea4c271781b32df Mon Sep 17 00:00:00 2001 +From: Phil Elwell +Date: Tue, 30 Jun 2015 14:12:42 +0100 +Subject: [PATCH 097/203] serial: 8250: Don't crash when nr_uarts is 0 + +--- + drivers/tty/serial/8250/8250_core.c | 2 ++ + 1 file changed, 2 insertions(+) + +--- a/drivers/tty/serial/8250/8250_core.c ++++ b/drivers/tty/serial/8250/8250_core.c +@@ -3270,6 +3270,8 @@ static void __init serial8250_isa_init_p + + if (nr_uarts > UART_NR) + nr_uarts = UART_NR; ++ if (!nr_uarts) ++ return; + + for (i = 0; i < nr_uarts; i++) { + struct uart_8250_port *up = &serial8250_ports[i]; -- cgit v1.2.3