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| author | Steven Rostedt (Red Hat) <rostedt@goodmis.org> | 2015-01-20 11:14:16 -0500 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2015-01-22 11:19:49 -0500 |
| commit | 14a5ae40f0def33a422a45b2ed09198adb7bf11c (patch) | |
| tree | 59fbab59a2c6519b5c95feda7174e58311e3aa2a /kernel/trace/trace_functions_graph.c | |
| parent | 3efb5f21a36fbddd524cffe36426a84622ce580e (diff) | |
| download | linux-14a5ae40f0def33a422a45b2ed09198adb7bf11c.tar.gz linux-14a5ae40f0def33a422a45b2ed09198adb7bf11c.tar.bz2 linux-14a5ae40f0def33a422a45b2ed09198adb7bf11c.zip | |
tracing: Use IS_ERR() check for return value of tracing_init_dentry()
tracing_init_dentry() will soon return NULL as a valid pointer for the
top level tracing directroy. NULL can not be used as an error value.
Instead, switch to ERR_PTR() and check the return status with
IS_ERR().
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace/trace_functions_graph.c')
| -rw-r--r-- | kernel/trace/trace_functions_graph.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_functions_graph.c index ba476009e5de..2d25ad1526bb 100644 --- a/kernel/trace/trace_functions_graph.c +++ b/kernel/trace/trace_functions_graph.c @@ -1437,7 +1437,7 @@ static __init int init_graph_debugfs(void) struct dentry *d_tracer; d_tracer = tracing_init_dentry(); - if (!d_tracer) + if (IS_ERR(d_tracer)) return 0; trace_create_file("max_graph_depth", 0644, d_tracer, |