[PATCH 4/7] exynos: use structure initialization instead of memset

[Tobias Jakobi]

Keeps the code cleaner, since the structs have to be initialized
once anyway.

Signed-off-by: Tobias Jakobi <tjakobi at math.uni-bielefeld.de>
Reviewed-by: Inki Dae <inki.dae at samsung.com>
Tested-by: Joonyoung Shim <jy0922.shim at samsung.com>
---
 exynos/exynos_fimg2d.c            |  4 +---
 tests/exynos/exynos_fimg2d_test.c | 15 ++++-----------
 2 files changed, 5 insertions(+), 14 deletions(-)

diff --git a/exynos/exynos_fimg2d.c b/exynos/exynos_fimg2d.c
index 5f9e9a7..aecd1c3 100644
--- a/exynos/exynos_fimg2d.c
+++ b/exynos/exynos_fimg2d.c
@@ -188,7 +188,7 @@ static void g2d_reset(struct g2d_context *ctx)
 static int g2d_flush(struct g2d_context *ctx)
 {
 	int ret;
-	struct drm_exynos_g2d_set_cmdlist cmdlist;
+	struct drm_exynos_g2d_set_cmdlist cmdlist = {0};
 
 	if (ctx->cmd_nr == 0 && ctx->cmd_buf_nr == 0)
 		return -1;
@@ -198,8 +198,6 @@ static int g2d_flush(struct g2d_context *ctx)
 		return -EINVAL;
 	}
 
-	memset(&cmdlist, 0, sizeof(struct drm_exynos_g2d_set_cmdlist));
-
 	cmdlist.cmd = (uint64_t)(uintptr_t)&ctx->cmd[0];
 	cmdlist.cmd_buf = (uint64_t)(uintptr_t)&ctx->cmd_buf[0];
 	cmdlist.cmd_nr = ctx->cmd_nr;
diff --git a/tests/exynos/exynos_fimg2d_test.c b/tests/exynos/exynos_fimg2d_test.c
index da23f58..b7003c4 100644
--- a/tests/exynos/exynos_fimg2d_test.c
+++ b/tests/exynos/exynos_fimg2d_test.c
@@ -255,7 +255,7 @@ static void wait_for_user_input(int last)
 static int g2d_solid_fill_test(struct exynos_device *dev, struct exynos_bo *dst)
 {
 	struct g2d_context *ctx;
-	struct g2d_image img;
+	struct g2d_image img = {0};
 	unsigned int count, img_w, img_h;
 	int ret = 0;
 
@@ -263,7 +263,6 @@ static int g2d_solid_fill_test(struct exynos_device *dev, struct exynos_bo *dst)
 	if (!ctx)
 		return -EFAULT;
 
-	memset(&img, 0, sizeof(struct g2d_image));
 	img.bo[0] = dst->handle;
 
 	printf("solid fill test.\n");
@@ -306,7 +305,7 @@ static int g2d_copy_test(struct exynos_device *dev, struct exynos_bo *src,
 				enum e_g2d_buf_type type)
 {
 	struct g2d_context *ctx;
-	struct g2d_image src_img, dst_img;
+	struct g2d_image src_img = {0}, dst_img = {0};
 	unsigned int src_x, src_y, dst_x, dst_y, img_w, img_h;
 	unsigned long userptr, size;
 	int ret;
@@ -315,8 +314,6 @@ static int g2d_copy_test(struct exynos_device *dev, struct exynos_bo *src,
 	if (!ctx)
 		return -EFAULT;
 
-	memset(&src_img, 0, sizeof(struct g2d_image));
-	memset(&dst_img, 0, sizeof(struct g2d_image));
 	dst_img.bo[0] = dst->handle;
 
 	src_x = 0;
@@ -389,7 +386,7 @@ static int g2d_copy_with_scale_test(struct exynos_device *dev,
 					enum e_g2d_buf_type type)
 {
 	struct g2d_context *ctx;
-	struct g2d_image src_img, dst_img;
+	struct g2d_image src_img = {0}, dst_img = {0};
 	unsigned int src_x, src_y, dst_x, dst_y, img_w, img_h;
 	unsigned long userptr, size;
 	int ret;
@@ -398,8 +395,6 @@ static int g2d_copy_with_scale_test(struct exynos_device *dev,
 	if (!ctx)
 		return -EFAULT;
 
-	memset(&src_img, 0, sizeof(struct g2d_image));
-	memset(&dst_img, 0, sizeof(struct g2d_image));
 	dst_img.bo[0] = dst->handle;
 
 	src_x = 0;
@@ -477,7 +472,7 @@ static int g2d_blend_test(struct exynos_device *dev,
 					enum e_g2d_buf_type type)
 {
 	struct g2d_context *ctx;
-	struct g2d_image src_img, dst_img;
+	struct g2d_image src_img = {0}, dst_img = {0};
 	unsigned int src_x, src_y, dst_x, dst_y, img_w, img_h;
 	unsigned long userptr, size;
 	int ret;
@@ -486,8 +481,6 @@ static int g2d_blend_test(struct exynos_device *dev,
 	if (!ctx)
 		return -EFAULT;
 
-	memset(&src_img, 0, sizeof(struct g2d_image));
-	memset(&dst_img, 0, sizeof(struct g2d_image));
 	dst_img.bo[0] = dst->handle;
 
 	src_x = 0;
-- 
2.0.5