diff options
Diffstat (limited to 'io_uring')
| -rw-r--r-- | io_uring/rsrc.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/io_uring/rsrc.c b/io_uring/rsrc.c index ddee7adb4006..00affcf811ad 100644 --- a/io_uring/rsrc.c +++ b/io_uring/rsrc.c @@ -1117,7 +1117,12 @@ static int io_sqe_buffer_register(struct io_ring_ctx *ctx, struct iovec *iov, if (nr_pages > 1) { folio = page_folio(pages[0]); for (i = 1; i < nr_pages; i++) { - if (page_folio(pages[i]) != folio) { + /* + * Pages must be consecutive and on the same folio for + * this to work + */ + if (page_folio(pages[i]) != folio || + pages[i] != pages[i - 1] + 1) { folio = NULL; break; } |