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authorWei Yang <richard.weiyang@linux.alibaba.com>2020-07-12 09:10:36 +0800
committerSteven Rostedt (VMware) <rostedt@goodmis.org>2020-09-18 22:17:14 -0400
commit22c36b18263426bdd97ef5e04c0e92224c612ee1 (patch)
tree8c42301462706949d36a4c51ebc006de12ee62b5 /kernel/trace/trace.h
parentdc300d77b86a122d3fd099206e1adf699ed80bd7 (diff)
downloadlinux-22c36b18263426bdd97ef5e04c0e92224c612ee1.tar.gz
tracing: make tracing_init_dentry() returns an integer instead of a d_entry pointer
Current tracing_init_dentry() return a d_entry pointer, while is not
necessary. This function returns NULL on success or error on failure,
which means there is no valid d_entry pointer return.

Let's return 0 on success and negative value for error.

Link: https://lkml.kernel.org/r/20200712011036.70948-5-richard.weiyang@linux.alibaba.com

Signed-off-by: Wei Yang <richard.weiyang@linux.alibaba.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace/trace.h')
-rw-r--r--kernel/trace/trace.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index 610d21355526..0d3a405fe446 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -737,7 +737,7 @@ struct dentry *trace_create_file(const char *name,
 				 void *data,
 				 const struct file_operations *fops);
 
-struct dentry *tracing_init_dentry(void);
+int tracing_init_dentry(void);
 
 struct ring_buffer_event;