diff options
| author | Giovanni Cabiddu | 2021-03-25 08:34:18 +0000 |
|---|---|---|
| committer | Herbert Xu | 2021-04-02 18:28:12 +1100 |
| commit | 83dc1173d73f80cbce2fee4d308f51f87b2f26ae (patch) | |
| tree | 1da2355cd093c0cb35dd07c777552c3315d24bc6 /drivers/crypto/qat | |
| parent | 8d195e7a8ada68928f2aedb2c18302a4518fe68e (diff) | |
crypto: qat - fix error path in adf_isr_resource_alloc()
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: 7afa232e76ce ("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>
Diffstat (limited to 'drivers/crypto/qat')
| -rw-r--r-- | drivers/crypto/qat/qat_common/adf_isr.c | 29 |
1 files changed, 21 insertions, 8 deletions
diff --git a/drivers/crypto/qat/qat_common/adf_isr.c b/drivers/crypto/qat/qat_common/adf_isr.c index c45853463530..e3ad5587be49 100644 --- a/drivers/crypto/qat/qat_common/adf_isr.c +++ b/drivers/crypto/qat/qat_common/adf_isr.c @@ -291,19 +291,32 @@ int adf_isr_resource_alloc(struct adf_accel_dev *accel_dev) ret = adf_isr_alloc_msix_entry_table(accel_dev); if (ret) - return ret; - if (adf_enable_msix(accel_dev)) goto err_out; - if (adf_setup_bh(accel_dev)) - goto err_out; + ret = adf_enable_msix(accel_dev); + if (ret) + goto err_free_msix_table; - if (adf_request_irqs(accel_dev)) - goto err_out; + ret = adf_setup_bh(accel_dev); + if (ret) + goto err_disable_msix; + + ret = adf_request_irqs(accel_dev); + if (ret) + goto err_cleanup_bh; 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: - adf_isr_resource_free(accel_dev); - return -EFAULT; + return ret; } EXPORT_SYMBOL_GPL(adf_isr_resource_alloc); |