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Diffstat (limited to 'lib/test_firmware.c')
-rw-r--r--lib/test_firmware.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/lib/test_firmware.c b/lib/test_firmware.c
index 71d371f97138..2e5e18bbfd28 100644
--- a/lib/test_firmware.c
+++ b/lib/test_firmware.c
@@ -222,30 +222,30 @@ static ssize_t config_show(struct device *dev,
mutex_lock(&test_fw_mutex);
- len += snprintf(buf, PAGE_SIZE,
+ len += scnprintf(buf, PAGE_SIZE - len,
"Custom trigger configuration for: %s\n",
dev_name(dev));
if (test_fw_config->name)
- len += snprintf(buf+len, PAGE_SIZE,
+ len += scnprintf(buf+len, PAGE_SIZE - len,
"name:\t%s\n",
test_fw_config->name);
else
- len += snprintf(buf+len, PAGE_SIZE,
+ len += scnprintf(buf+len, PAGE_SIZE - len,
"name:\tEMTPY\n");
- len += snprintf(buf+len, PAGE_SIZE,
+ len += scnprintf(buf+len, PAGE_SIZE - len,
"num_requests:\t%u\n", test_fw_config->num_requests);
- len += snprintf(buf+len, PAGE_SIZE,
+ len += scnprintf(buf+len, PAGE_SIZE - len,
"send_uevent:\t\t%s\n",
test_fw_config->send_uevent ?
"FW_ACTION_HOTPLUG" :
"FW_ACTION_NOHOTPLUG");
- len += snprintf(buf+len, PAGE_SIZE,
+ len += scnprintf(buf+len, PAGE_SIZE - len,
"sync_direct:\t\t%s\n",
test_fw_config->sync_direct ? "true" : "false");
- len += snprintf(buf+len, PAGE_SIZE,
+ len += scnprintf(buf+len, PAGE_SIZE - len,
"read_fw_idx:\t%u\n", test_fw_config->read_fw_idx);
mutex_unlock(&test_fw_mutex);
@@ -895,8 +895,11 @@ static int __init test_firmware_init(void)
return -ENOMEM;
rc = __test_firmware_config_init();
- if (rc)
+ if (rc) {
+ kfree(test_fw_config);
+ pr_err("could not init firmware test config: %d\n", rc);
return rc;
+ }
rc = misc_register(&test_fw_misc_device);
if (rc) {