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Move old probes to discard/
[lttng-modules.git]
/
ltt-debugfs-abi.c
diff --git
a/ltt-debugfs-abi.c
b/ltt-debugfs-abi.c
index 6bc94838376d4aa3a9a5203bdbdb33ac097483c0..5741eda2c3f8a50950ceb2423eccce43e88f708f 100644
(file)
--- a/
ltt-debugfs-abi.c
+++ b/
ltt-debugfs-abi.c
@@
-141,7
+141,7
@@
int lttng_abi_create_channel(struct file *session_file,
chan_param.switch_timer_interval,
chan_param.read_timer_interval);
if (!chan) {
chan_param.switch_timer_interval,
chan_param.read_timer_interval);
if (!chan) {
- ret = -E
NOMEM
;
+ ret = -E
INVAL
;
goto chan_error;
}
chan->file = chan_file;
goto chan_error;
}
chan->file = chan_file;
@@
-202,7
+202,9
@@
static
int lttng_session_release(struct inode *inode, struct file *file)
{
struct ltt_session *session = file->private_data;
int lttng_session_release(struct inode *inode, struct file *file)
{
struct ltt_session *session = file->private_data;
- ltt_session_destroy(session);
+
+ if (session)
+ ltt_session_destroy(session);
return 0;
}
return 0;
}
@@
-266,7
+268,7
@@
int lttng_abi_create_event(struct file *channel_file,
event_name = kmalloc(PATH_MAX, GFP_KERNEL);
if (!event_name)
return -ENOMEM;
event_name = kmalloc(PATH_MAX, GFP_KERNEL);
if (!event_name)
return -ENOMEM;
- if (strncpy_from_user(event_name, uevent_param->name, PATH_MAX)) {
+ if (strncpy_from_user(event_name, uevent_param->name, PATH_MAX)
< 0
) {
ret = -EFAULT;
goto name_error;
}
ret = -EFAULT;
goto name_error;
}
@@
-372,7
+374,9
@@
static
int lttng_channel_release(struct inode *inode, struct file *file)
{
struct ltt_channel *channel = file->private_data;
int lttng_channel_release(struct inode *inode, struct file *file)
{
struct ltt_channel *channel = file->private_data;
- fput(channel->session->file);
+
+ if (channel)
+ fput(channel->session->file);
return 0;
}
return 0;
}
@@
-392,7
+396,9
@@
static
int lttng_event_release(struct inode *inode, struct file *file)
{
struct ltt_event *event = file->private_data;
int lttng_event_release(struct inode *inode, struct file *file)
{
struct ltt_event *event = file->private_data;
- fput(event->chan->file);
+
+ if (event)
+ fput(event->chan->file);
return 0;
}
return 0;
}
@@
-406,7
+412,7
@@
int __init ltt_debugfs_abi_init(void)
int ret = 0;
lttng_dentry = debugfs_create_file("lttng", S_IWUSR, NULL, NULL,
int ret = 0;
lttng_dentry = debugfs_create_file("lttng", S_IWUSR, NULL, NULL,
- <tng_
session_
fops);
+ <tng_fops);
if (IS_ERR(lttng_dentry) || !lttng_dentry) {
printk(KERN_ERR "Error creating LTTng control file\n");
ret = -ENOMEM;
if (IS_ERR(lttng_dentry) || !lttng_dentry) {
printk(KERN_ERR "Error creating LTTng control file\n");
ret = -ENOMEM;
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