staging: media: atomisp: improve unwinding

This fixes two smatch warnings:

drivers/staging/media/atomisp/pci/atomisp_cmd.c:2779 atomisp_cp_dvs_6axis_config() warn: missing unwind goto?
drivers/staging/media/atomisp/pci/atomisp_cmd.c:2878 atomisp_cp_morph_table() warn: missing unwind goto?
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
CC: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>

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

@@ -2771,12 +2771,16 @@ int atomisp_cp_dvs_6axis_config(struct atomisp_sub_device *asd,
 			css_param->dvs_6axis = NULL;
 
 			dvs_6axis_config = ia_css_dvs2_6axis_config_allocate(stream);
-			if (!dvs_6axis_config)
-				return -ENOMEM;
+			if (!dvs_6axis_config) {
+				ret = -ENOMEM;
+				goto error;
+			}
 		} else if (!dvs_6axis_config) {
 			dvs_6axis_config = ia_css_dvs2_6axis_config_allocate(stream);
-			if (!dvs_6axis_config)
-				return -ENOMEM;
+			if (!dvs_6axis_config) {
+				ret = -ENOMEM;
+				goto error;
+			}
 		}
 
 		dvs_6axis_config->exp_id = source_6axis_config->exp_id;
@@ -2874,8 +2878,10 @@ int atomisp_cp_morph_table(struct atomisp_sub_device *asd,
 		morph_table = atomisp_css_morph_table_allocate(
 				source_morph_table->width,
 				source_morph_table->height);
-		if (!morph_table)
-			return -ENOMEM;
+		if (!morph_table) {
+			ret = -ENOMEM;
+			goto error;
+		}
 
 		for (i = 0; i < IA_CSS_MORPH_TABLE_NUM_PLANES; i++) {
 			if (copy_from_compatible(morph_table->coordinates_x[i],