diff options
Diffstat (limited to 'drivers/pinctrl/pinctrl-exynos5440.c')
| -rw-r--r-- | drivers/pinctrl/pinctrl-exynos5440.c | 13 |
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; |