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| author | Jason Gunthorpe <jgg@mellanox.com> | 2020-02-21 15:20:26 +0000 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2020-02-27 16:43:29 -0400 |
| commit | c14dfddbd869bf0c2bafb7ef260c41d9cebbcfec (patch) | |
| tree | d113e9baefde41076f0633accdc2986e61cd961d /drivers/infiniband | |
| parent | 6affca140cbea01f497c4f4e16f1e2be7f74bd04 (diff) | |
| download | linux-c14dfddbd869bf0c2bafb7ef260c41d9cebbcfec.tar.bz2 | |
RMDA/cm: Fix missing ib_cm_destroy_id() in ib_cm_insert_listen()
The algorithm pre-allocates a cm_id since allocation cannot be done while
holding the cm.lock spinlock, however it doesn't free it on one error
path, leading to a memory leak.
Fixes: 067b171b8679 ("IB/cm: Share listening CM IDs")
Link: https://lore.kernel.org/r/20200221152023.GA8680@ziepe.ca
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/core/cm.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index 68cc1b2d6824..15e99a888427 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -1191,6 +1191,7 @@ struct ib_cm_id *ib_cm_insert_listen(struct ib_device *device, /* Sharing an ib_cm_id with different handlers is not * supported */ spin_unlock_irqrestore(&cm.lock, flags); + ib_destroy_cm_id(cm_id); return ERR_PTR(-EINVAL); } refcount_inc(&cm_id_priv->refcount); |