Segmentation fault occurred in the following command.
# btrfs qgroup limit
Segmentation fault
So, we should check a minimum number of arguments.
Signed-off-by: Tsutomu Itoh <t-itoh@xxxxxxxxxxxxxx>
---
cmds-qgroup.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/cmds-qgroup.c b/cmds-qgroup.c
index 15534ea..1525c11 100644
--- a/cmds-qgroup.c
+++ b/cmds-qgroup.c
@@ -374,6 +374,9 @@ static int cmd_qgroup_limit(int argc, char **argv)
}
}
+ if (check_argc_min(argc - optind, 2))
+ usage(cmd_qgroup_limit_usage);
+
if (!parse_limit(argv[optind], &size)) {
fprintf(stderr, "Invalid size argument given\n");
return 1;
--
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