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| author | Sagi Grimberg <sagi@grimberg.me> | 2018-11-14 10:17:01 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-12-13 09:21:29 +0100 |
| commit | def709914dc16526fd81abd3d2a535384e09b792 (patch) | |
| tree | f0968a914f212c34377fe663d8913a244e481b77 | |
| parent | e1885163d598359eb6a86117a94efd84014112ce (diff) | |
| download | linux-stable-def709914dc16526fd81abd3d2a535384e09b792.tar.gz linux-stable-def709914dc16526fd81abd3d2a535384e09b792.tar.bz2 linux-stable-def709914dc16526fd81abd3d2a535384e09b792.zip | |
iser: set sector for ambiguous mr status errors
commit 24c3456c8d5ee6fc1933ca40f7b4406130682668 upstream.
If for some reason we failed to query the mr status, we need to make sure
to provide sufficient information for an ambiguous error (guard error on
sector 0).
Fixes: 0a7a08ad6f5f ("IB/iser: Implement check_protection")
Cc: <stable@vger.kernel.org>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/infiniband/ulp/iser/iser_verbs.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/infiniband/ulp/iser/iser_verbs.c b/drivers/infiniband/ulp/iser/iser_verbs.c index 0cbc7ceb9a55..1610accfed0b 100644 --- a/drivers/infiniband/ulp/iser/iser_verbs.c +++ b/drivers/infiniband/ulp/iser/iser_verbs.c @@ -1289,7 +1289,9 @@ u8 iser_check_task_pi_status(struct iscsi_iser_task *iser_task, IB_MR_CHECK_SIG_STATUS, &mr_status); if (ret) { pr_err("ib_check_mr_status failed, ret %d\n", ret); - goto err; + /* Not a lot we can do, return ambiguous guard error */ + *sector = 0; + return 0x1; } if (mr_status.fail_status & IB_MR_CHECK_SIG_STATUS) { @@ -1317,7 +1319,4 @@ u8 iser_check_task_pi_status(struct iscsi_iser_task *iser_task, } return 0; -err: - /* Not alot we can do here, return ambiguous guard error */ - return 0x1; } |