drivers/connector/cn_proc.c: remove unused local

Fix the warning

  drivers/connector/cn_proc.c: In function 'proc_ptrace_connector':
  drivers/connector/cn_proc.c:176: warning: unused variable 'tracer'

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
1 file changed