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authorLinus Torvalds <torvalds@linux-foundation.org>2017-07-04 14:28:22 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-07-04 14:28:22 -0700
commitc9946d014fe8da95257a118ba946bd4bd44a0c86 (patch)
tree5c9581b89130180861c124f65ba46808002e381c /drivers/hsi
parenta897a10141ae4deb43346fbf2ae2a5149bd7fd5a (diff)
parent67ddd75771b6b860bc0cebb3b7fd4cbebeda9cd4 (diff)
Merge tag 'hsi-for-4.13' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-hsi
Pull HSI updates from Sebastian Reichel: "Misc cleanups" * tag 'hsi-for-4.13' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-hsi: HSI: core: Use kcalloc() in two functions HSI: Use kcalloc() in hsi_register_board_info() HSI: omap_ssi: Delete an error message for a failed memory allocation in ssi_add_controller() HSI: omap_ssi: Fix a typo in a comment line HSI: omap_ssi: Use devm_kcalloc() in ssi_add_controller() HSI: nokia-modem: Add a space character for better code readability in nokia_modem_probe() HSI: nokia-modem: Delete error messages for a failed memory allocation in two functions HSI: nokia-modem: Use devm_kcalloc() in nokia_modem_gpio_probe()
Diffstat (limited to 'drivers/hsi')
-rw-r--r--drivers/hsi/clients/nokia-modem.c15
-rw-r--r--drivers/hsi/controllers/omap_ssi_core.c10
-rw-r--r--drivers/hsi/hsi_boardinfo.c2
-rw-r--r--drivers/hsi/hsi_core.c7
4 files changed, 14 insertions, 20 deletions
diff --git a/drivers/hsi/clients/nokia-modem.c b/drivers/hsi/clients/nokia-modem.c
index c000780d931f..f78cca98266f 100644
--- a/drivers/hsi/clients/nokia-modem.c
+++ b/drivers/hsi/clients/nokia-modem.c
@@ -102,12 +102,10 @@ static int nokia_modem_gpio_probe(struct device *dev)
return -EINVAL;
}
- modem->gpios = devm_kzalloc(dev, gpio_count *
- sizeof(struct nokia_modem_gpio), GFP_KERNEL);
- if (!modem->gpios) {
- dev_err(dev, "Could not allocate memory for gpios\n");
+ modem->gpios = devm_kcalloc(dev, gpio_count, sizeof(*modem->gpios),
+ GFP_KERNEL);
+ if (!modem->gpios)
return -ENOMEM;
- }
modem->gpio_amount = gpio_count;
@@ -156,10 +154,9 @@ static int nokia_modem_probe(struct device *dev)
}
modem = devm_kzalloc(dev, sizeof(*modem), GFP_KERNEL);
- if (!modem) {
- dev_err(dev, "Could not allocate memory for nokia_modem_device\n");
+ if (!modem)
return -ENOMEM;
- }
+
dev_set_drvdata(dev, modem);
modem->device = dev;
@@ -182,7 +179,7 @@ static int nokia_modem_probe(struct device *dev)
}
enable_irq_wake(irq);
- if(pm) {
+ if (pm) {
err = nokia_modem_gpio_probe(dev);
if (err < 0) {
dev_err(dev, "Could not probe GPIOs\n");
diff --git a/drivers/hsi/controllers/omap_ssi_core.c b/drivers/hsi/controllers/omap_ssi_core.c
index 9a29b34ed2c8..88e48b346916 100644
--- a/drivers/hsi/controllers/omap_ssi_core.c
+++ b/drivers/hsi/controllers/omap_ssi_core.c
@@ -384,10 +384,8 @@ static int ssi_add_controller(struct hsi_controller *ssi,
int err;
omap_ssi = devm_kzalloc(&ssi->device, sizeof(*omap_ssi), GFP_KERNEL);
- if (!omap_ssi) {
- dev_err(&pd->dev, "not enough memory for omap ssi\n");
+ if (!omap_ssi)
return -ENOMEM;
- }
err = ida_simple_get(&platform_omap_ssi_ida, 0, 0, GFP_KERNEL);
if (err < 0)
@@ -421,8 +419,8 @@ static int ssi_add_controller(struct hsi_controller *ssi,
goto out_err;
}
- omap_ssi->port = devm_kzalloc(&ssi->device,
- sizeof(struct omap_ssi_port *) * ssi->num_ports, GFP_KERNEL);
+ omap_ssi->port = devm_kcalloc(&ssi->device, ssi->num_ports,
+ sizeof(*omap_ssi->port), GFP_KERNEL);
if (!omap_ssi->port) {
err = -ENOMEM;
goto out_err;
@@ -467,7 +465,7 @@ static int ssi_hw_init(struct hsi_controller *ssi)
dev_err(&ssi->device, "runtime PM failed %d\n", err);
return err;
}
- /* Reseting GDD */
+ /* Resetting GDD */
writel_relaxed(SSI_SWRESET, omap_ssi->gdd + SSI_GDD_GRST_REG);
/* Get FCK rate in KHz */
omap_ssi->fck_rate = DIV_ROUND_CLOSEST(ssi_get_clk_rate(ssi), 1000);
diff --git a/drivers/hsi/hsi_boardinfo.c b/drivers/hsi/hsi_boardinfo.c
index e56bc6da5f98..e381cb4c962e 100644
--- a/drivers/hsi/hsi_boardinfo.c
+++ b/drivers/hsi/hsi_boardinfo.c
@@ -49,7 +49,7 @@ int __init hsi_register_board_info(struct hsi_board_info const *info,
{
struct hsi_cl_info *cl_info;
- cl_info = kzalloc(sizeof(*cl_info) * len, GFP_KERNEL);
+ cl_info = kcalloc(len, sizeof(*cl_info), GFP_KERNEL);
if (!cl_info)
return -ENOMEM;
diff --git a/drivers/hsi/hsi_core.c b/drivers/hsi/hsi_core.c
index c2a2a9795b0b..9065efd21851 100644
--- a/drivers/hsi/hsi_core.c
+++ b/drivers/hsi/hsi_core.c
@@ -267,14 +267,13 @@ static void hsi_add_client_from_dt(struct hsi_port *port,
cl->rx_cfg.num_channels = cells;
cl->tx_cfg.num_channels = cells;
-
- cl->rx_cfg.channels = kzalloc(cells * sizeof(channel), GFP_KERNEL);
+ cl->rx_cfg.channels = kcalloc(cells, sizeof(channel), GFP_KERNEL);
if (!cl->rx_cfg.channels) {
err = -ENOMEM;
goto err;
}
- cl->tx_cfg.channels = kzalloc(cells * sizeof(channel), GFP_KERNEL);
+ cl->tx_cfg.channels = kcalloc(cells, sizeof(channel), GFP_KERNEL);
if (!cl->tx_cfg.channels) {
err = -ENOMEM;
goto err2;
@@ -485,7 +484,7 @@ struct hsi_controller *hsi_alloc_controller(unsigned int n_ports, gfp_t flags)
hsi = kzalloc(sizeof(*hsi), flags);
if (!hsi)
return NULL;
- port = kzalloc(sizeof(*port)*n_ports, flags);
+ port = kcalloc(n_ports, sizeof(*port), flags);
if (!port) {
kfree(hsi);
return NULL;

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