'h' is a valid option character for pcitest utility 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@xxxxxx> Signed-off-by: Sekhar Nori <nsekhar@xxxxxx> --- tools/pci/pcitest.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/pci/pcitest.c b/tools/pci/pcitest.c index ec4d51f3308b..34d71f7d3b12 100644 --- a/tools/pci/pcitest.c +++ b/tools/pci/pcitest.c @@ -162,7 +162,7 @@ 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; @@ -206,7 +206,6 @@ int main(int argc, char **argv) case 's': test->size = strtoul(optarg, NULL, 0); continue; - case '?': case 'h': default: usage: @@ -224,6 +223,7 @@ int main(int argc, char **argv) "\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; } -- 2.17.1