selftests: proc: remove unreached code and fix build warning

fix the following warning:
proc-empty-vm.c:385:17: warning: ignoring return value of `write'
 declared with attribute `warn_unused_result' [-Wunused-result]
  385 |                 write(1, buf, rv);
      |                 ^~~~~~~~~~~~~~~~~

Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Amer Al Shanawany <[email protected]>
Reported-by: kernel test robot <[email protected]>
Closes: https://lore.kernel.org/r/[email protected]/
Cc: Alexey Dobriyan <[email protected]>
Cc: Hugh Dickins <[email protected]>
Cc: Javier Carrasco <[email protected]>
Cc: Shuah Khan <[email protected]>
Cc: Swarup Laxman Kotiaklapudi <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>

0 files changed, 0 insertions, 0 deletions