media: atomisp: Use kcalloc instead of kzalloc with multiply in sh_css.c

Use kcalloc instead of kzalloc with multiplication.

Link: https://lore.kernel.org/linux-media/20210508235622.300394-4-vrzh@vrzh.net
Signed-off-by: Martiros Shakhzadyan <vrzh@vrzh.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

diff --git a/drivers/staging/media/atomisp/pci/sh_css.c b/drivers/staging/media/atomisp/pci/sh_css.c
index 51fe939..b8dd817 100644 (file)
--- a/drivers/staging/media/atomisp/pci/sh_css.c
+++ b/drivers/staging/media/atomisp/pci/sh_css.c
@@ -5328,14 +5328,15 @@ static int load_video_binaries(struct ia_css_pipe *pipe)
                if (err)
                        return err;
                mycs->num_yuv_scaler = cas_scaler_descr.num_stage;
-               mycs->yuv_scaler_binary = kzalloc(cas_scaler_descr.num_stage *
-                                                 sizeof(struct ia_css_binary), GFP_KERNEL);
+               mycs->yuv_scaler_binary = kcalloc(cas_scaler_descr.num_stage,
+                                                 sizeof(struct ia_css_binary),
+                                                 GFP_KERNEL);
                if (!mycs->yuv_scaler_binary) {
                        err = -ENOMEM;
                        return err;
                }
-               mycs->is_output_stage = kzalloc(cas_scaler_descr.num_stage
-                                               * sizeof(bool), GFP_KERNEL);
+               mycs->is_output_stage = kcalloc(cas_scaler_descr.num_stage,
+                                               sizeof(bool), GFP_KERNEL);
                if (!mycs->is_output_stage) {
                        err = -ENOMEM;
                        return err;
@@ -5938,14 +5939,15 @@ static int load_primary_binaries(
                        return err;
                }
                mycs->num_yuv_scaler = cas_scaler_descr.num_stage;
-               mycs->yuv_scaler_binary = kzalloc(cas_scaler_descr.num_stage *
-                                                 sizeof(struct ia_css_binary), GFP_KERNEL);
+               mycs->yuv_scaler_binary = kcalloc(cas_scaler_descr.num_stage,
+                                                 sizeof(struct ia_css_binary),
+                                                 GFP_KERNEL);
                if (!mycs->yuv_scaler_binary) {
                        err = -ENOMEM;
                        IA_CSS_LEAVE_ERR_PRIVATE(err);
                        return err;
                }
-               mycs->is_output_stage = kzalloc(cas_scaler_descr.num_stage *
+               mycs->is_output_stage = kcalloc(cas_scaler_descr.num_stage,
                                                sizeof(bool), GFP_KERNEL);
                if (!mycs->is_output_stage) {
                        err = -ENOMEM;
@@ -6989,14 +6991,14 @@ load_yuvpp_binaries(struct ia_css_pipe *pipe)
                        goto ERR;
                mycs->num_output = cas_scaler_descr.num_output_stage;
                mycs->num_yuv_scaler = cas_scaler_descr.num_stage;
-               mycs->yuv_scaler_binary = kzalloc(cas_scaler_descr.num_stage *
+               mycs->yuv_scaler_binary = kcalloc(cas_scaler_descr.num_stage,
                                                  sizeof(struct ia_css_binary),
                                                  GFP_KERNEL);
                if (!mycs->yuv_scaler_binary) {
                        err = -ENOMEM;
                        goto ERR;
                }
-               mycs->is_output_stage = kzalloc(cas_scaler_descr.num_stage *
+               mycs->is_output_stage = kcalloc(cas_scaler_descr.num_stage,
                                                sizeof(bool), GFP_KERNEL);
                if (!mycs->is_output_stage) {
                        err = -ENOMEM;
@@ -7097,7 +7099,7 @@ load_yuvpp_binaries(struct ia_css_pipe *pipe)
 
                mycs->num_vf_pp = 1;
        }
-       mycs->vf_pp_binary = kzalloc(mycs->num_vf_pp *
+       mycs->vf_pp_binary = kcalloc(mycs->num_vf_pp,
                                     sizeof(struct ia_css_binary),
                                     GFP_KERNEL);
        if (!mycs->vf_pp_binary) {