tools: PCI: Add 'h' in optstring of getopt()

'h' is a valid option character for the pcitest tool used to print
the pcitest usage.

Add 'h' in optstring of getopt() in order to get rid of "pcitest:
invalid option -- 'h'" warning.

While at that remove unncessary case '?'.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>

diff --git a/tools/pci/pcitest.c b/tools/pci/pcitest.c
index 310a7e4..5fa5c2b 100644 (file)
--- a/tools/pci/pcitest.c
+++ b/tools/pci/pcitest.c
@@ -163,7 +163,7 @@ int main(int argc, char **argv)
        /* set default endpoint device */
        test->device = "/dev/pci-endpoint-test.0";
 
-       while ((c = getopt(argc, argv, "D:b:m:x:i:Ilrwcs:")) != EOF)
+       while ((c = getopt(argc, argv, "D:b:m:x:i:Ilhrwcs:")) != EOF)
        switch (c) {
        case 'D':
                test->device = optarg;
@@ -207,7 +207,6 @@ int main(int argc, char **argv)
        case 's':
                test->size = strtoul(optarg, NULL, 0);
                continue;
-       case '?':
        case 'h':
        default:
 usage:
@@ -225,6 +224,7 @@ usage:
                        "\t-w                   Write buffer test\n"
                        "\t-c                   Copy buffer test\n"
                        "\t-s <size>            Size of buffer {default: 100KB}\n",
+                       "\t-h                   Print this help message\n",
                        argv[0]);
                return -EINVAL;
        }