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| author |   Jason A. Donenfeld <Jason@zx2c4.com> | 2020-04-22 23:32:26 -0600 |
|---|---|---|
| committer | Jason A. Donenfeld <Jason@zx2c4.com> | 2020-04-22 23:39:32 -0600 |
| commit | 34babb386e6a22706ba7d4cdf35a8f112c14e3da (patch) | |
| tree | a476d5a362adfa8f1fada1370967fc51d82b0bbd | |
| parent | compat: kvmalloc_array is not required anyway (diff) | |
| download | wireguard-linux-compat-34babb386e6a22706ba7d4cdf35a8f112c14e3da.tar.xz wireguard-linux-compat-34babb386e6a22706ba7d4cdf35a8f112c14e3da.zip | |
queueing: cleanup ptr_ring in error path of packet_queue_init
Prior, if the alloc_percpu of packet_percpu_multicore_worker_alloc
failed, the previously allocated ptr_ring wouldn't be freed. This commit
adds the missing call to ptr_ring_cleanup in the error case.
Reported-by: Sultan Alsawaf <sultan@kerneltoast.com>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
| -rw-r--r-- | src/queueing.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/queueing.c b/src/queueing.c index 5c964fc..71b8e80 100644 --- a/src/queueing.c +++ b/src/queueing.c @@ -35,8 +35,10 @@ int wg_packet_queue_init(struct crypt_queue *queue, work_func_t function, if (multicore) { queue->worker = wg_packet_percpu_multicore_worker_alloc( function, queue); - if (!queue->worker) + if (!queue->worker) { + ptr_ring_cleanup(&queue->ring, NULL); return -ENOMEM; + } } else { INIT_WORK(&queue->work, function); } |