| From | Jiri Slaby <> | Subject | [PATCH 3.12 073/182] SCSI: qla2xxx: fix error handling of qla2x00_mem_alloc() | Date | Tue, 13 May 2014 11:27:05 +0200 |
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From: Dan Carpenter <dan.carpenter@oracle.com>
3.12-stable review patch. If anyone has any objections, please let me know.
===============
commit b2a72ec32d0f499aaadf41264232517a12326df0 upstream.
qla2x00_mem_alloc() returns 1 on success and -ENOMEM on failure. On the one hand the caller assumes non-zero is success but on the other hand the caller also assumes that it returns an error code.
I've fixed it to return zero on success and a negative error code on failure. This matches the documentation as well.
[jejb: checkpatch fix] Fixes: e315cd28b9ef ('[SCSI] qla2xxx: Code changes for qla data structure refactoring') Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Acked-by: Saurav Kashyap <saurav.kashyap@qlogic.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com> Signed-off-by: Jiri Slaby <jslaby@suse.cz> --- drivers/scsi/qla2xxx/qla_os.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 9f01bbbf3a26..36d62fd53511 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -2616,7 +2616,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) ha->flags.enable_64bit_addressing ? "enable" : "disable"); ret = qla2x00_mem_alloc(ha, req_length, rsp_length, &req, &rsp); - if (!ret) { + if (ret) { ql_log_pci(ql_log_fatal, pdev, 0x0031, "Failed to allocate memory for adapter, aborting.\n"); @@ -3541,10 +3541,10 @@ qla2x00_mem_alloc(struct qla_hw_data *ha, uint16_t req_len, uint16_t rsp_len, else { qla2x00_set_reserved_loop_ids(ha); ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0123, - "loop_id_map=%p. \n", ha->loop_id_map); + "loop_id_map=%p.\n", ha->loop_id_map); } - return 1; + return 0; fail_async_pd: dma_pool_free(ha->s_dma_pool, ha->ex_init_cb, ha->ex_init_cb_dma); -- 1.9.3
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