From: Simon Ser <[email protected]>

Fix a seg fault when no parameter is provided to 'objtool orc'.

Signed-off-by: Simon Ser <[email protected]>
Signed-off-by: Josh Poimboeuf <[email protected]>
---
 tools/objtool/builtin-orc.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tools/objtool/builtin-orc.c b/tools/objtool/builtin-orc.c
index 4c6b5c9ef073..91e8e19ff5e0 100644
--- a/tools/objtool/builtin-orc.c
+++ b/tools/objtool/builtin-orc.c
@@ -44,6 +44,9 @@ int cmd_orc(int argc, const char **argv)
        const char *objname;
 
        argc--; argv++;
+       if (argc <= 0)
+               usage_with_options(orc_usage, check_options);
+
        if (!strncmp(argv[0], "gen", 3)) {
                argc = parse_options(argc, argv, check_options, orc_usage, 0);
                if (argc != 1)
@@ -52,7 +55,6 @@ int cmd_orc(int argc, const char **argv)
                objname = argv[0];
 
                return check(objname, no_fp, no_unreachable, true);
-
        }
 
        if (!strcmp(argv[0], "dump")) {
-- 
2.13.6

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