diff --git a/fs/io_uring.c b/fs/io_uring.c index a01ea49f30173f27cf2b19128d368cb01155de2f..2b7bb62c7805c0fc763ac1d4393159773ae259ac 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -12931,7 +12931,7 @@ static int io_register_pbuf_ring(struct io_ring_ctx *ctx, void __user *arg) { struct io_uring_buf_ring *br; struct io_uring_buf_reg reg; - struct io_buffer_list *bl; + struct io_buffer_list *bl, *free_bl = NULL; struct page **pages; int nr_pages; @@ -12963,7 +12963,7 @@ static int io_register_pbuf_ring(struct io_ring_ctx *ctx, void __user *arg) if (bl->buf_nr_pages || !list_empty(&bl->buf_list)) return -EEXIST; } else { - bl = kzalloc(sizeof(*bl), GFP_KERNEL); + free_bl = bl = kzalloc(sizeof(*bl), GFP_KERNEL); if (!bl) return -ENOMEM; } @@ -12972,7 +12972,7 @@ static int io_register_pbuf_ring(struct io_ring_ctx *ctx, void __user *arg) struct_size(br, bufs, reg.ring_entries), &nr_pages); if (IS_ERR(pages)) { - kfree(bl); + kfree(free_bl); return PTR_ERR(pages); }