pci: Add checks for valid cmdline arguments
Currently pci command ignores invalid cmdline arguments and do something.
Add checks that all passed arguments were processed.
Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Stefan Roese <sr@denx.de>
diff --git a/cmd/pci.c b/cmd/pci.c
index 96e6fbd..ca8f6f5 100644
--- a/cmd/pci.c
+++ b/cmd/pci.c
@@ -523,7 +523,12 @@
}
if (argc > 2 || (argc > 1 && cmd != 'r' && argv[1][0] != 's')) {
busnum = hextoul(argv[argc - 1], NULL);
+ argc--;
}
+ if (cmd == 'r' && argc > 2)
+ goto usage;
+ else if (cmd != 'r' && (argc > 2 || (argc == 2 && argv[1][0] != 's')))
+ goto usage;
}
ret = uclass_get_device_by_seq(UCLASS_PCI, busnum, &bus);
if (ret) {