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-rw-r--r--io_uring/io_uring.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c
index d839a80a6751..8d1bc6cdfe71 100644
--- a/io_uring/io_uring.c
+++ b/io_uring/io_uring.c
@@ -2674,7 +2674,11 @@ static void io_pages_free(struct page ***pages, int npages)
if (!pages)
return;
+
page_array = *pages;
+ if (!page_array)
+ return;
+
for (i = 0; i < npages; i++)
unpin_user_page(page_array[i]);
kvfree(page_array);
@@ -2758,7 +2762,9 @@ static void io_rings_free(struct io_ring_ctx *ctx)
ctx->sq_sqes = NULL;
} else {
io_pages_free(&ctx->ring_pages, ctx->n_ring_pages);
+ ctx->n_ring_pages = 0;
io_pages_free(&ctx->sqe_pages, ctx->n_sqe_pages);
+ ctx->n_sqe_pages = 0;
}
}