media: atomisp: avoid an extra memset() when alloc memory

Use the variant which zeroes the memory when allocating,
instead of having an explicit memset.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

drivers/staging/media/atomisp/pci/runtime/pipeline/src/pipeline.c

@@ -593,12 +593,11 @@ static enum ia_css_err pipeline_stage_create(
 		out_frame[i] = stage_desc->out_frame[i];
 	}
 
-	stage = kvmalloc(sizeof(*stage), GFP_KERNEL);
+	stage = kvzalloc(sizeof(*stage), GFP_KERNEL);
 	if (!stage) {
 		err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY;
 		goto ERR;
 	}
-	memset(stage, 0, sizeof(*stage));
 
 	if (firmware) {
 		stage->binary = NULL;

drivers/staging/media/atomisp/pci/sh_css.c

@@ -9400,7 +9400,7 @@ ia_css_stream_create(const struct ia_css_stream_config *stream_config,
 	}
 
 	/* allocate the stream instance */
-	curr_stream = kmalloc(sizeof(struct ia_css_stream), GFP_KERNEL);
+	curr_stream = kzalloc(sizeof(struct ia_css_stream), GFP_KERNEL);
 	if (!curr_stream)
 	{
 		err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY;
@@ -9408,7 +9408,6 @@ ia_css_stream_create(const struct ia_css_stream_config *stream_config,
 		return err;
 	}
 	/* default all to 0 */
-	memset(curr_stream, 0, sizeof(struct ia_css_stream));
 	curr_stream->info.metadata_info = md_info;
 
 	/* allocate pipes */