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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-04-30 11:22:13 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-05-10 19:04:17 +0200
commitf2908f70c6ecb2993efb1594924f6e9962c00547 (patch)
treee49fef9aa7ad3a58240bfa61d9c134150795e8df
parent9a4115ba10d9488e390ae93e43ef801961f537e8 (diff)
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tty: mpsc.c: move assignment out of if () block
We should not be doing assignments within an if () block so fix up the code to not do this. change was created using Coccinelle. CC: Jiri Slaby <jslaby@suse.cz> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/tty/serial/mpsc.c25
1 files changed, 16 insertions, 9 deletions
diff --git a/drivers/tty/serial/mpsc.c b/drivers/tty/serial/mpsc.c
index 856fd5a5fa3c..82bb6d1fe23b 100644
--- a/drivers/tty/serial/mpsc.c
+++ b/drivers/tty/serial/mpsc.c
@@ -913,7 +913,8 @@ static int mpsc_make_ready(struct mpsc_port_info *pi)
if (!pi->ready) {
mpsc_init_hw(pi);
- if ((rc = mpsc_alloc_ring_mem(pi)))
+ rc = mpsc_alloc_ring_mem(pi);
+ if (rc)
return rc;
mpsc_init_rings(pi);
pi->ready = 1;
@@ -1895,7 +1896,8 @@ static int mpsc_shared_drv_probe(struct platform_device *dev)
int rc = -ENODEV;
if (dev->id == 0) {
- if (!(rc = mpsc_shared_map_regs(dev))) {
+ rc = mpsc_shared_map_regs(dev);
+ if (!rc) {
pdata = (struct mpsc_shared_pdata *)
dev_get_platdata(&dev->dev);
@@ -2081,14 +2083,16 @@ static int mpsc_drv_probe(struct platform_device *dev)
if (dev->id < MPSC_NUM_CTLRS) {
pi = &mpsc_ports[dev->id];
- if (!(rc = mpsc_drv_map_regs(pi, dev))) {
+ rc = mpsc_drv_map_regs(pi, dev);
+ if (!rc) {
mpsc_drv_get_platform_data(pi, dev, dev->id);
pi->port.dev = &dev->dev;
- if (!(rc = mpsc_make_ready(pi))) {
+ rc = mpsc_make_ready(pi);
+ if (!rc) {
spin_lock_init(&pi->tx_lock);
- if (!(rc = uart_add_one_port(&mpsc_reg,
- &pi->port))) {
+ rc = uart_add_one_port(&mpsc_reg, &pi->port);
+ if (!rc) {
rc = 0;
} else {
mpsc_release_port((struct uart_port *)
@@ -2136,9 +2140,12 @@ static int __init mpsc_drv_init(void)
memset(mpsc_ports, 0, sizeof(mpsc_ports));
memset(&mpsc_shared_regs, 0, sizeof(mpsc_shared_regs));
- if (!(rc = uart_register_driver(&mpsc_reg))) {
- if (!(rc = platform_driver_register(&mpsc_shared_driver))) {
- if ((rc = platform_driver_register(&mpsc_driver))) {
+ rc = uart_register_driver(&mpsc_reg);
+ if (!rc) {
+ rc = platform_driver_register(&mpsc_shared_driver);
+ if (!rc) {
+ rc = platform_driver_register(&mpsc_driver);
+ if (rc) {
platform_driver_unregister(&mpsc_shared_driver);
uart_unregister_driver(&mpsc_reg);
}