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| author |   Stefan Raspl <stefan.raspl@de.ibm.com> | 2017-12-11 12:25:27 +0100 |
|---|---|---|
| committer |   Paolo Bonzini <pbonzini@redhat.com> | 2017-12-14 09:25:46 +0100 |
| commit | 73fab6ffbd83795e38974bb438e7afce0242c61a (patch) | |
| tree | e0d3e50c7854e9d77dcd5da69aebfbc88a40a4a1 /tools/kvm | |
| parent | tools/kvm_stat: suppress usage information on command line errors (diff) | |
| download | linux-dev-73fab6ffbd83795e38974bb438e7afce0242c61a.tar.xz linux-dev-73fab6ffbd83795e38974bb438e7afce0242c61a.zip | |
tools/kvm_stat: stop ignoring unhandled arguments
Unhandled arguments, which could easily include typos, are simply
ignored. We should be strict to avoid undetected typos.
To reproduce start kvm_stat with an extra argument, e.g.
'kvm_stat -d bnuh5ol' and note that this will actually work.
Signed-off-by: Stefan Raspl <raspl@linux.vnet.ibm.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'tools/kvm')
| -rwxr-xr-x | tools/kvm/kvm_stat/kvm_stat | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/kvm/kvm_stat/kvm_stat b/tools/kvm/kvm_stat/kvm_stat index bf65531570f5..aa3bc47af1d0 100755 --- a/tools/kvm/kvm_stat/kvm_stat +++ b/tools/kvm/kvm_stat/kvm_stat @@ -1517,7 +1517,9 @@ Press any other key to refresh statistics immediately. help='restrict statistics to guest by name', callback=cb_guest_to_pid, ) - (options, _) = optparser.parse_args(sys.argv) + options, unkn = optparser.parse_args(sys.argv) + if len(unkn) != 1: + sys.exit('Error: Extra argument(s): ' + ' '.join(unkn[1:])) try: # verify that we were passed a valid regex up front re.compile(options.fields) |