diff options
author | Simon Ser <contact@emersion.fr> | 2022-01-09 01:03:49 +0100 |
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committer | Simon Ser <contact@emersion.fr> | 2022-01-16 19:26:57 +0100 |
commit | e0a591fb93a17e0a0f6ee8a8a285392d04a02c01 (patch) | |
tree | c705a62c29a042d06270874f82610d743384345c | |
parent | 68598619982fe9aa4edf81321c2ca59cd56c1983 (diff) |
Add safety assert in parse_movement_unit
Let's add this just in case a caller passes argc == 0.
References: https://github.com/swaywm/sway/issues/6737#issuecomment-1008082540
(cherry picked from commit 6cb69a40c757cc44906fd928c43e60612c0e7ce8)
-rw-r--r-- | common/util.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/common/util.c b/common/util.c index 199f3ee1c..5d4c0673d 100644 --- a/common/util.c +++ b/common/util.c @@ -80,6 +80,12 @@ enum movement_unit parse_movement_unit(const char *unit) { int parse_movement_amount(int argc, char **argv, struct movement_amount *amount) { + if (!sway_assert(argc > 0, "Expected args in parse_movement_amount")) { + amount->amount = 0; + amount->unit = MOVEMENT_UNIT_INVALID; + return 0; + } + char *err; amount->amount = (int)strtol(argv[0], &err, 10); if (*err) { |