[PATCH v3 23/27] stating: ccree: fix allocation of void sized buf

[Gilad Ben-Yossef]

We were allocating buffers using sizeof(*struct->field) where field was
type void.  Fix it by having a local variable with the real type.

Cc: sta...@vger.kernel.org
Signed-off-by: Gilad Ben-Yossef <gi...@benyossef.com>
---
 drivers/staging/ccree/ssi_ivgen.c    | 9 ++++-----
 drivers/staging/ccree/ssi_sram_mgr.c | 9 ++++++---
 2 files changed, 10 insertions(+), 8 deletions(-)

diff --git a/drivers/staging/ccree/ssi_ivgen.c 
b/drivers/staging/ccree/ssi_ivgen.c
index 6b92649..2ba15a5 100644
--- a/drivers/staging/ccree/ssi_ivgen.c
+++ b/drivers/staging/ccree/ssi_ivgen.c
@@ -175,13 +175,10 @@ int cc_ivgen_init(struct cc_drvdata *drvdata)
        int rc;
 
        /* Allocate "this" context */
-       drvdata->ivgen_handle = kzalloc(sizeof(*drvdata->ivgen_handle),
-                                       GFP_KERNEL);
-       if (!drvdata->ivgen_handle)
+       ivgen_ctx = kzalloc(sizeof(*ivgen_ctx), GFP_KERNEL);
+       if (!ivgen_ctx)
                return -ENOMEM;
 
-       ivgen_ctx = drvdata->ivgen_handle;
-
        /* Allocate pool's header for initial enc. key/IV */
        ivgen_ctx->pool_meta = dma_alloc_coherent(device, CC_IVPOOL_META_SIZE,
                                                  &ivgen_ctx->pool_meta_dma,
@@ -200,6 +197,8 @@ int cc_ivgen_init(struct cc_drvdata *drvdata)
                goto out;
        }
 
+       drvdata->ivgen_handle = ivgen_ctx;
+
        return cc_init_iv_sram(drvdata);
 
 out:
diff --git a/drivers/staging/ccree/ssi_sram_mgr.c 
b/drivers/staging/ccree/ssi_sram_mgr.c
index 1a2a7f4d..c5497aa 100644
--- a/drivers/staging/ccree/ssi_sram_mgr.c
+++ b/drivers/staging/ccree/ssi_sram_mgr.c
@@ -32,13 +32,16 @@ void cc_sram_mgr_fini(struct cc_drvdata *drvdata)
  */
 int cc_sram_mgr_init(struct cc_drvdata *drvdata)
 {
+       struct cc_sram_ctx *ctx;
+
        /* Allocate "this" context */
-       drvdata->sram_mgr_handle = kzalloc(sizeof(*drvdata->sram_mgr_handle),
-                                          GFP_KERNEL);
+       ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
 
-       if (!drvdata->sram_mgr_handle)
+       if (!ctx)
                return -ENOMEM;
 
+       drvdata->sram_mgr_handle = ctx;
+
        return 0;
 }
 
-- 
2.7.4