diff options
| author |   Dan Carpenter <dan.carpenter@linaro.org> | 2024-06-20 11:49:57 +0300 |
|---|---|---|
| committer |   Steven Rostedt (Google) <rostedt@goodmis.org> | 2024-07-15 14:55:02 -0400 |
| commit | 94dfa500e7deddceff22768bb994f0fa67bd2fd0 (patch) | |
| tree | af17df52ff4c04a01e06cde2c3745ad9fe2c86b3 | |
| parent | tracing: Add last boot delta offset for stack traces (diff) | |
| download | wireguard-linux-94dfa500e7deddceff22768bb994f0fa67bd2fd0.tar.xz wireguard-linux-94dfa500e7deddceff22768bb994f0fa67bd2fd0.zip | |
tracing: Fix NULL vs IS_ERR() check in enable_instances()
The trace_array_create_systems() function returns error pointers, not
NULL. Fix the check to match.
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Fixes: e645535a954a ("tracing: Add option to use memmapped memory for trace boot instance")
Link: https://lore.kernel.org/9b23ea03-d709-435f-a309-461c3d747457@moroto.mountain
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Diffstat (limited to '')
| -rw-r--r-- | kernel/trace/trace.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 71cca10581d6..5462fb10ff64 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -10507,7 +10507,7 @@ __init static void enable_instances(void) } tr = trace_array_create_systems(name, NULL, addr, size); - if (!tr) { + if (IS_ERR(tr)) { pr_warn("Tracing: Failed to create instance buffer %s\n", curr_str); continue; } |