6.10-stable review patch. If anyone has any objections, please let me know.
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From: Leon Romanovsky leonro@nvidia.com
[ Upstream commit a92fbeac7e94a420b55570c10fe1b90e64da4025 ]
When the table is released, we nullify pointer to GID table, it means that in case GID entry leak is detected, we will leak table too.
Delete code that prevents table destruction.
Fixes: b150c3862d21 ("IB/core: Introduce GID entry reference counts") Link: https://lore.kernel.org/r/a62560af06ba82c88ef9194982bfa63d14768ff9.171690041... Signed-off-by: Leon Romanovsky leon@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/infiniband/core/cache.c | 14 +++++--------- 1 file changed, 5 insertions(+), 9 deletions(-)
diff --git a/drivers/infiniband/core/cache.c b/drivers/infiniband/core/cache.c index c02a96d3572a8..6791df64a5fe0 100644 --- a/drivers/infiniband/core/cache.c +++ b/drivers/infiniband/core/cache.c @@ -794,7 +794,6 @@ static struct ib_gid_table *alloc_gid_table(int sz) static void release_gid_table(struct ib_device *device, struct ib_gid_table *table) { - bool leak = false; int i;
if (!table) @@ -803,15 +802,12 @@ static void release_gid_table(struct ib_device *device, for (i = 0; i < table->sz; i++) { if (is_gid_entry_free(table->data_vec[i])) continue; - if (kref_read(&table->data_vec[i]->kref) > 1) { - dev_err(&device->dev, - "GID entry ref leak for index %d ref=%u\n", i, - kref_read(&table->data_vec[i]->kref)); - leak = true; - } + + WARN_ONCE(true, + "GID entry ref leak for dev %s index %d ref=%u\n", + dev_name(&device->dev), i, + kref_read(&table->data_vec[i]->kref)); } - if (leak) - return;
mutex_destroy(&table->lock); kfree(table->data_vec);