github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-06-07 14:04:54 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

crypto: qat - fix error path in adf_isr_resource_alloc()

Browse Source 
[ Upstream commit 83dc1173d7 ]

The function adf_isr_resource_alloc() is not unwinding correctly in case
of error.
This patch fixes the error paths and propagate the errors to the caller.

Fixes: 7afa232e76 ("crypto: qat - Intel(R) QAT DH895xcc accelerator")
Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Reviewed-by: Marco Chiappero <marco.chiappero@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Giovanni Cabiddu 2021-03-25 08:34:18 +00:00 committed by Greg Kroah-Hartman
parent bbd61fa05c
commit 36babddef7
1 changed files with 21 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
drivers/crypto/qat/qat_common/adf_isr.c
View File

@ -286,19 +286,32 @@ int adf_isr_resource_alloc(struct adf_accel_dev *accel_dev)
ret = adf_isr_alloc_msix_entry_table(accel_dev); ret = adf_isr_alloc_msix_entry_table(accel_dev);
if (ret) if (ret)
return ret;
if (adf_enable_msix(accel_dev))
goto err_out; goto err_out;
if (adf_setup_bh(accel_dev)) ret = adf_enable_msix(accel_dev);
goto err_out; if (ret)
goto err_free_msix_table;
if (adf_request_irqs(accel_dev)) ret = adf_setup_bh(accel_dev);
goto err_out; if (ret)
goto err_disable_msix;
ret = adf_request_irqs(accel_dev);
if (ret)
goto err_cleanup_bh;
return 0; return 0;
err_cleanup_bh:
adf_cleanup_bh(accel_dev);
err_disable_msix:
adf_disable_msix(&accel_dev->accel_pci_dev);
err_free_msix_table:
adf_isr_free_msix_entry_table(accel_dev);
err_out: err_out:
adf_isr_resource_free(accel_dev); return ret;
return -EFAULT;
} }
EXPORT_SYMBOL_GPL(adf_isr_resource_alloc); EXPORT_SYMBOL_GPL(adf_isr_resource_alloc);