summaryrefslogtreecommitdiff
path: root/drivers/pinctrl/pinctrl-exynos5440.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/pinctrl/pinctrl-exynos5440.c')
-rw-r--r--drivers/pinctrl/pinctrl-exynos5440.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/pinctrl/pinctrl-exynos5440.c b/drivers/pinctrl/pinctrl-exynos5440.c
index 32a48f44f574..3b283fd898ff 100644
--- a/drivers/pinctrl/pinctrl-exynos5440.c
+++ b/drivers/pinctrl/pinctrl-exynos5440.c
@@ -220,7 +220,7 @@ static int exynos5440_dt_node_to_map(struct pinctrl_dev *pctldev,
dev_err(dev, "failed to alloc memory for group name\n");
goto free_map;
}
- sprintf(gname, "%s%s", np->name, GROUP_SUFFIX);
+ snprintf(gname, strlen(np->name) + 4, "%s%s", np->name, GROUP_SUFFIX);
/*
* don't have config options? then skip over to creating function
@@ -259,7 +259,8 @@ skip_cfgs:
dev_err(dev, "failed to alloc memory for func name\n");
goto free_cfg;
}
- sprintf(fname, "%s%s", np->name, FUNCTION_SUFFIX);
+ snprintf(fname, strlen(np->name) + 4, "%s%s", np->name,
+ FUNCTION_SUFFIX);
map[*nmaps].data.mux.group = gname;
map[*nmaps].data.mux.function = fname;
@@ -713,7 +714,8 @@ static int exynos5440_pinctrl_parse_dt(struct platform_device *pdev,
dev_err(dev, "failed to alloc memory for group name\n");
return -ENOMEM;
}
- sprintf(gname, "%s%s", cfg_np->name, GROUP_SUFFIX);
+ snprintf(gname, strlen(cfg_np->name) + 4, "%s%s", cfg_np->name,
+ GROUP_SUFFIX);
grp->name = gname;
grp->pins = pin_list;
@@ -733,7 +735,8 @@ skip_to_pin_function:
dev_err(dev, "failed to alloc memory for func name\n");
return -ENOMEM;
}
- sprintf(fname, "%s%s", cfg_np->name, FUNCTION_SUFFIX);
+ snprintf(fname, strlen(cfg_np->name) + 4, "%s%s", cfg_np->name,
+ FUNCTION_SUFFIX);
func->name = fname;
func->groups = devm_kzalloc(dev, sizeof(char *), GFP_KERNEL);
@@ -806,7 +809,7 @@ static int exynos5440_pinctrl_register(struct platform_device *pdev,
/* for each pin, set the name of the pin */
for (pin = 0; pin < ctrldesc->npins; pin++) {
- sprintf(pin_names, "gpio%02d", pin);
+ snprintf(pin_names, 6, "gpio%02d", pin);
pdesc = pindesc + pin;
pdesc->name = pin_names;
pin_names += PIN_NAME_LENGTH;