Recent changes (master)

[Jens Axboe <axboe@kernel.dk>]

The following changes since commit eb7fe4550ff2a569d0d8c71de16a1ea1e1aaf0a5:

  Revert "smalloc: smalloc() already clears memory, scalloc() need not do it again" (2024-06-06 14:03:47 -0400)

are available in the Git repository at:

  git://git.kernel.dk/fio.git master

for you to fetch changes up to fbf954c96bb4089b3097adde723216a4668f854b:

  engines/io_uring: eliminate FDP memory corruption risk (2024-06-07 09:45:02 -0400)

----------------------------------------------------------------
Vincent Fu (1):
      engines/io_uring: eliminate FDP memory corruption risk

 engines/io_uring.c | 2 ++
 1 file changed, 2 insertions(+)

---

Diff of recent changes:

diff --git a/engines/io_uring.c b/engines/io_uring.c
index cf8cf289..7e083010 100644
--- a/engines/io_uring.c
+++ b/engines/io_uring.c
@@ -1545,6 +1545,8 @@ static int fio_ioring_cmd_fetch_ruhs(struct thread_data *td, struct fio_file *f,
 		goto free;
 
 	fruhs_info->nr_ruhs = le16_to_cpu(ruhs->nruhsd);
+	if (fruhs_info->nr_ruhs > FDP_MAX_RUHS)
+		fruhs_info->nr_ruhs = FDP_MAX_RUHS;
 	for (i = 0; i < fruhs_info->nr_ruhs; i++)
 		fruhs_info->plis[i] = le16_to_cpu(ruhs->ruhss[i].pid);
 free: