diff options
| author | Chengguang Xu <cgxu519@mykernel.net> | 2022-05-29 17:34:53 +0200 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2022-06-08 04:05:14 +0200 |
| commit | d64c491911322af1dcada98e5b9ee0d87e8c8fee (patch) | |
| tree | 16113f6785ed63b6cfb36314587577c1fba83a66 /drivers/scsi/ipr.c | |
| parent | scsi: mpt3sas: Fix out-of-bounds compiler warning (diff) | |
| download | linux-d64c491911322af1dcada98e5b9ee0d87e8c8fee.tar.xz linux-d64c491911322af1dcada98e5b9ee0d87e8c8fee.zip | |
scsi: ipr: Fix missing/incorrect resource cleanup in error case
Fix missing resource cleanup (when '(--i) == 0') for error case in
ipr_alloc_mem() and skip incorrect resource cleanup (when '(--i) == 0') for
error case in ipr_request_other_msi_irqs() because variable i started from
1.
Link: https://lore.kernel.org/r/20220529153456.4183738-4-cgxu519@mykernel.net
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Brian King <brking@linux.vnet.ibm.com>
Signed-off-by: Chengguang Xu <cgxu519@mykernel.net>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/ipr.c')
| -rw-r--r-- | drivers/scsi/ipr.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index 256ec6d08c16..9d01a3e3c26a 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -9795,7 +9795,7 @@ static int ipr_alloc_mem(struct ipr_ioa_cfg *ioa_cfg) GFP_KERNEL); if (!ioa_cfg->hrrq[i].host_rrq) { - while (--i > 0) + while (--i >= 0) dma_free_coherent(&pdev->dev, sizeof(u32) * ioa_cfg->hrrq[i].size, ioa_cfg->hrrq[i].host_rrq, @@ -10068,7 +10068,7 @@ static int ipr_request_other_msi_irqs(struct ipr_ioa_cfg *ioa_cfg, ioa_cfg->vectors_info[i].desc, &ioa_cfg->hrrq[i]); if (rc) { - while (--i >= 0) + while (--i > 0) free_irq(pci_irq_vector(pdev, i), &ioa_cfg->hrrq[i]); return rc; |