run: cleaning up usage and error print out

'p' is an obsolete option so it needs to be removed from print_usage.
And there is no reason to print out "Unknown option:" error string since
it is actually done by getopt (e.g. "./run: invalid option -- 'p'").

Signed-off-by: Dongwon Kim <dongwon.kim@intel.com>

1 files changed, 2 insertions, 3 deletions

diff --git a/run.c b/run.c
index 99541b4..7c370ca 100644
--- a/run.c
+++ b/run.c
@@ -378,8 +378,8 @@ abort_handler(int signo)
 void print_usage(const char *prog_name)
 {
     fprintf(stderr,
-            "Usage: %s [-d <device>] [-j <max_threads>] [-o <driver>] [-p <pci"
-            " id or platform name> [-b] <directories and *.shader_test files>\n",
+            "Usage: %s [-d <device>] [-j <max_threads>] [-o <driver>] "
+            "[-b] <directories and *.shader_test files>\n",
             prog_name);
 }
 
@@ -472,7 +472,6 @@ main(int argc, char **argv)
             generate_prog_bin = 1;
             break;
         default:
-            fprintf(stderr, "Unknown option: %x\n", opt);
             print_usage(argv[0]);
             return -1;
         }