tracing: Remove a pointless assignment

The variable 'len' has been assigned a value but is not used after that.
So, remove the assignement.

Link: https://lkml.kernel.org/r/20200930184303.22896-1-sudipm.mukherjee@gmail.com
Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 73fd0e0c0f39e1324a9def644b792557ae7d55f8..0806fa9f2815b6202960e2551d8ac9ab66412b92 100644 (file)
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -6667,7 +6667,6 @@ tracing_mark_write(struct file *filp, const char __user *ubuf,
                written = -EFAULT;
        } else
                written = cnt;
-       len = cnt;
 
        if (tr->trace_marker_file && !list_empty(&tr->trace_marker_file->triggers)) {
                /* do not add \n before testing triggers, but add \0 */