Merge tag 'hsi-for-4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-hsi
Pull HSI updates from Sebastian Reichel:
"Misc fixes"
* tag 'hsi-for-4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-hsi:
hsi: controllers:remove redundant code
hsi: correctly handle return value of kzalloc
hsi: omap_ssi_port: Prevent warning if cawake_gpio is not defined.
hsi: fix double kfree
HSI: Fix a typo
diff --git a/drivers/hsi/clients/ssi_protocol.c b/drivers/hsi/clients/ssi_protocol.c
index e5c7a96..a38af68 100644
--- a/drivers/hsi/clients/ssi_protocol.c
+++ b/drivers/hsi/clients/ssi_protocol.c
@@ -783,7 +783,7 @@
}
ssip_set_rxstate(ssi, RECEIVING);
if (unlikely(SSIP_MSG_ID(cmd) != ssi->rxid)) {
- dev_err(&cl->device, "START TRANS id %d expeceted %d\n",
+ dev_err(&cl->device, "START TRANS id %d expected %d\n",
SSIP_MSG_ID(cmd), ssi->rxid);
spin_unlock(&ssi->lock);
goto out1;
diff --git a/drivers/hsi/controllers/omap_ssi.c b/drivers/hsi/controllers/omap_ssi.c
index 089c6c3..f6d3100 100644
--- a/drivers/hsi/controllers/omap_ssi.c
+++ b/drivers/hsi/controllers/omap_ssi.c
@@ -295,27 +295,14 @@
const char *name, void __iomem **pbase, dma_addr_t *phy)
{
struct resource *mem;
- struct resource *ioarea;
void __iomem *base;
struct hsi_controller *ssi = platform_get_drvdata(pd);
mem = platform_get_resource_byname(pd, IORESOURCE_MEM, name);
- if (!mem) {
- dev_err(&pd->dev, "IO memory region missing (%s)\n", name);
- return -ENXIO;
- }
- ioarea = devm_request_mem_region(&ssi->device, mem->start,
- resource_size(mem), dev_name(&pd->dev));
- if (!ioarea) {
- dev_err(&pd->dev, "%s IO memory region request failed\n",
- mem->name);
- return -ENXIO;
- }
- base = devm_ioremap(&ssi->device, mem->start, resource_size(mem));
- if (!base) {
- dev_err(&pd->dev, "%s IO remap failed\n", mem->name);
- return -ENXIO;
- }
+ base = devm_ioremap_resource(&ssi->device, mem);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
+
*pbase = base;
if (phy)
diff --git a/drivers/hsi/controllers/omap_ssi_port.c b/drivers/hsi/controllers/omap_ssi_port.c
index 1f8652b..02e6603 100644
--- a/drivers/hsi/controllers/omap_ssi_port.c
+++ b/drivers/hsi/controllers/omap_ssi_port.c
@@ -1111,7 +1111,7 @@
struct omap_ssi_port *omap_port;
struct hsi_controller *ssi = dev_get_drvdata(pd->dev.parent);
struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi);
- u32 cawake_gpio = 0;
+ int cawake_gpio = 0;
u32 port_id;
int err;
diff --git a/drivers/hsi/hsi.c b/drivers/hsi/hsi.c
index fe93712..df380d5 100644
--- a/drivers/hsi/hsi.c
+++ b/drivers/hsi/hsi.c
@@ -85,12 +85,14 @@
cl = kzalloc(sizeof(*cl), GFP_KERNEL);
if (!cl)
- return NULL;
+ goto err;
cl->tx_cfg = info->tx_cfg;
if (cl->tx_cfg.channels) {
size = cl->tx_cfg.num_channels * sizeof(*cl->tx_cfg.channels);
cl->tx_cfg.channels = kzalloc(size , GFP_KERNEL);
+ if (!cl->tx_cfg.channels)
+ goto err_tx;
memcpy(cl->tx_cfg.channels, info->tx_cfg.channels, size);
}
@@ -98,6 +100,8 @@
if (cl->rx_cfg.channels) {
size = cl->rx_cfg.num_channels * sizeof(*cl->rx_cfg.channels);
cl->rx_cfg.channels = kzalloc(size , GFP_KERNEL);
+ if (!cl->rx_cfg.channels)
+ goto err_rx;
memcpy(cl->rx_cfg.channels, info->rx_cfg.channels, size);
}
@@ -114,6 +118,12 @@
}
return cl;
+err_rx:
+ kfree(cl->tx_cfg.channels);
+err_tx:
+ kfree(cl);
+err:
+ return NULL;
}
EXPORT_SYMBOL_GPL(hsi_new_client);
@@ -300,7 +310,6 @@
if (device_register(&cl->device) < 0) {
pr_err("hsi: failed to register client: %s\n", name);
put_device(&cl->device);
- goto err3;
}
return;
