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authorTadeusz Struk <tadeusz.struk@intel.com>2014-06-24 15:19:40 -0700
committerHerbert Xu <herbert@gondor.apana.org.au>2014-06-26 14:49:46 +0800
commit8f312d64b5eea5c1f807265c1010969a0cb4b876 (patch)
treeabd3640033e2c530bb340d5c6816303f9d5457ac /drivers/crypto
parentd65071ecde1ed1b99d057a877e0e3d29748c3a4d (diff)
downloadlinux-8f312d64b5eea5c1f807265c1010969a0cb4b876.tar.bz2
crypto: qat - Fix error path crash when no firmware is present
Firmware loader crashes when no firmware file is present. Reviewed-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto')
-rw-r--r--drivers/crypto/qat/qat_common/adf_common_drv.h2
-rw-r--r--drivers/crypto/qat/qat_common/qat_uclo.c10
2 files changed, 6 insertions, 6 deletions
diff --git a/drivers/crypto/qat/qat_common/adf_common_drv.h b/drivers/crypto/qat/qat_common/adf_common_drv.h
index 3cea9fa26158..5e8f9d431e5d 100644
--- a/drivers/crypto/qat/qat_common/adf_common_drv.h
+++ b/drivers/crypto/qat/qat_common/adf_common_drv.h
@@ -186,7 +186,7 @@ int qat_hal_init_nn(struct icp_qat_fw_loader_handle *handle,
int qat_hal_wr_lm(struct icp_qat_fw_loader_handle *handle,
unsigned char ae, unsigned short lm_addr, unsigned int value);
int qat_uclo_wr_all_uimage(struct icp_qat_fw_loader_handle *handle);
-int qat_uclo_del_uof_obj(struct icp_qat_fw_loader_handle *handle);
+void qat_uclo_del_uof_obj(struct icp_qat_fw_loader_handle *handle);
int qat_uclo_map_uof_obj(struct icp_qat_fw_loader_handle *handle,
void *addr_ptr, int mem_size);
#endif
diff --git a/drivers/crypto/qat/qat_common/qat_uclo.c b/drivers/crypto/qat/qat_common/qat_uclo.c
index 20b6b4269ca7..dd4e0d3c323a 100644
--- a/drivers/crypto/qat/qat_common/qat_uclo.c
+++ b/drivers/crypto/qat/qat_common/qat_uclo.c
@@ -959,8 +959,6 @@ static int qat_uclo_parse_uof_obj(struct icp_qat_fw_loader_handle *handle)
obj_handle->encap_uof_obj.beg_uof = obj_handle->obj_hdr->file_buff;
obj_handle->encap_uof_obj.obj_hdr = (struct icp_qat_uof_objhdr *)
obj_handle->obj_hdr->file_buff;
- obj_handle->encap_uof_obj.chunk_hdr = (struct icp_qat_uof_chunkhdr *)
- (obj_handle->obj_hdr->file_buff + sizeof(struct icp_qat_uof_objhdr));
obj_handle->uword_in_bytes = 6;
obj_handle->prod_type = ICP_QAT_AC_C_CPU_TYPE;
obj_handle->prod_rev = PID_MAJOR_REV |
@@ -1040,23 +1038,25 @@ out_objbuf_err:
return -ENOMEM;
}
-int qat_uclo_del_uof_obj(struct icp_qat_fw_loader_handle *handle)
+void qat_uclo_del_uof_obj(struct icp_qat_fw_loader_handle *handle)
{
struct icp_qat_uclo_objhandle *obj_handle = handle->obj_handle;
int a;
+ if (!obj_handle)
+ return;
+
kfree(obj_handle->uword_buf);
for (a = 0; a < obj_handle->uimage_num; a++)
kfree(obj_handle->ae_uimage[a].page);
for (a = 0; a <= (int)handle->hal_handle->ae_max_num; a++)
qat_uclo_free_ae_data(&obj_handle->ae_data[a]);
- kfree(obj_handle->obj_hdr);
+ kfree(obj_handle->obj_hdr);
kfree(obj_handle->obj_buf);
kfree(obj_handle);
handle->obj_handle = NULL;
- return 0;
}
static void qat_uclo_fill_uwords(struct icp_qat_uclo_objhandle *obj_handle,