From eb6811fec5916bef47346eab35776b609fea7218 Mon Sep 17 00:00:00 2001
From: Herman Chen <herman.chen@rock-chips.com>
Date: Fri, 13 Nov 2020 15:55:06 +0800
Subject: [PATCH] [mpp_service]: Enlarge max register offset count

Change-Id: I65ab110dcba5cf1d7c90c6996f12872c833b7c93
Signed-off-by: Herman Chen <herman.chen@rock-chips.com>
---
 osal/driver/mpp_service.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/osal/driver/mpp_service.c b/osal/driver/mpp_service.c
index da7d85af..ccb9b85b 100644
--- a/osal/driver/mpp_service.c
+++ b/osal/driver/mpp_service.c
@@ -234,7 +234,7 @@ void check_mpp_service_cap(RK_U32 *codec_type, RK_U32 *hw_ids, MppServiceCmdCap
     close(fd);
 }
 
-#define MAX_REG_OFFSET          16
+#define MAX_REG_OFFSET          32
 #define MAX_INFO_COUNT          16
 
 typedef struct FdTransInfo_t {
@@ -337,6 +337,11 @@ MPP_RET mpp_service_reg_offset(void *ctx, MppDevRegOffsetCfg *cfg)
     if (!cfg->offset)
         return MPP_OK;
 
+    if (p->reg_offset_count >= MAX_REG_OFFSET) {
+        mpp_err_f("reach max offset definition\n", MAX_REG_OFFSET);
+        return MPP_NOK;
+    }
+
     RegOffsetInfo *info = &p->reg_offset_info[p->reg_offset_count++];
 
     info->reg_idx = cfg->reg_idx;