diff options
| author | Peter Zhu <[email protected]> | 2024-12-06 15:08:24 -0500 |
|---|---|---|
| committer | Peter Zhu <[email protected]> | 2024-12-09 11:52:02 -0500 |
| commit | 7341a4fc07ec8f12ff25538d39383ecf68a5f852 (patch) | |
| tree | 2ec68c86a72a0f8fd5ffd5c3500777b88113a163 /io_buffer.c | |
| parent | 8010d79bb429ed8dac5244e481ba5ddc108797a2 (diff) | |
[Bug #20933] Fix IO::Buffer overlap calculation
The allocated buffers may be consecutive memory addresses. This will mean
that `b->base == a->base + a->size` even though `a` and `b` are separate
buffers.
Notes
Notes:
Merged: https://github.com/ruby/ruby/pull/12284
Diffstat (limited to 'io_buffer.c')
| -rw-r--r-- | io_buffer.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/io_buffer.c b/io_buffer.c index 19c755474a..a4b7d30018 100644 --- a/io_buffer.c +++ b/io_buffer.c @@ -3395,7 +3395,7 @@ io_buffer_overlaps(const struct rb_io_buffer *a, const struct rb_io_buffer *b) return io_buffer_overlaps(b, a); } - return (b->base >= a->base) && (b->base <= (void*)((unsigned char *)a->base + a->size)); + return (b->base >= a->base) && (b->base < (void*)((unsigned char *)a->base + a->size)); } static inline void |