| author |  Karl Bohlmark <karl.bohlmark@gmail.com> 2024-05-07 07:08:31+00:00 |
| committer |  Andrew Kelley <andrew@ziglang.org> 2024-05-22 07:02:23-07:00 |
| log | 4616fb0937c83d5f8fe94cdd87ba68286b6c4779 |
| tree | cff8f0cf2b63a26d0b076df88c45584df53e35f8 |
| parent | fa4a626faccd1c80d3509ed8d95152fc100a5925 |
fix integer overflow in IoUring buffer ring size calculation
1 files changed, 1 insertions(+), 1 deletions(-)
lib- std
- os
- linux
lib/std/os/linux/IoUring.zig+1-1
| ... | ... | @@ -1559,7 +1559,7 @@ pub fn setup_buf_ring(fd: posix.fd_t, entries: u16, group_id: u16) !*align(mem.p |
| 1559 | 1559 | if (entries == 0 or entries > 1 << 15) return error.EntriesNotInRange; |
| 1560 | 1560 | if (!std.math.isPowerOfTwo(entries)) return error.EntriesNotPowerOfTwo; |
| 1561 | 1561 | |
| 1562 | const mmap_size = entries * @sizeOf(linux.io_uring_buf); | |
| 1562 | const mmap_size = @as(usize, entries) * @sizeOf(linux.io_uring_buf); | |
| 1563 | 1563 | const mmap = try posix.mmap( |
| 1564 | 1564 | null, |
| 1565 | 1565 | mmap_size, |