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Fix: bytecode validator: reject specialized load field/context ref instructions
[lttng-modules.git]
/
src
/
lttng-abi.c
diff --git
a/src/lttng-abi.c
b/src/lttng-abi.c
index c3e676902d787fe88c84d0ef034930f169cd4372..59fea6266a840fd53e568c6526f12a60ccb72333 100644
(file)
--- a/
src/lttng-abi.c
+++ b/
src/lttng-abi.c
@@
-1016,7
+1016,7
@@
ssize_t lttng_event_notifier_group_notif_read(struct file *filp, char __user *us
/* Finish copy of previous record */
if (*ppos != 0) {
/* Finish copy of previous record */
if (*ppos != 0) {
- if (
read_count < count
) {
+ if (
count != 0
) {
len = chan->iter.len_left;
read_offset = *ppos;
goto skip_get_next;
len = chan->iter.len_left;
read_offset = *ppos;
goto skip_get_next;
@@
-1096,7
+1096,8
@@
nodata:
chan->iter.len_left = 0;
put_record:
chan->iter.len_left = 0;
put_record:
- lib_ring_buffer_put_current_record(buf);
+ if (*ppos == 0)
+ lib_ring_buffer_put_current_record(buf);
return read_count;
}
return read_count;
}
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