limit usr ion fd up to 1023, original limitation 255 maybe cause overflow

diff --git a/arch/arm/mach-rockchip/vcodec_service.c b/arch/arm/mach-rockchip/vcodec_service.c
index 0c340d4fcb4b98d371d3f0191501493d9492bcd8..87bd3a1af479387ddb278dd6d5dc1796f992b0a6 100755 (executable)
--- a/arch/arm/mach-rockchip/vcodec_service.c
+++ b/arch/arm/mach-rockchip/vcodec_service.c
@@ -630,8 +630,8 @@ static int vcodec_bufid_to_iova(struct vpu_service_info *pservice, u8 *tbl, int
         if (copy_from_user(&usr_fd, &reg->reg[addr_tbl_vpu_dec[i]], sizeof(usr_fd)))\r
             return -EFAULT;\r
 #else\r
-        usr_fd = reg->reg[tbl[i]] & 0xFF;\r
-        offset = reg->reg[tbl[i]] >> 8;\r
+        usr_fd = reg->reg[tbl[i]] & 0x3FF;\r
+        offset = reg->reg[tbl[i]] >> 10;\r
         \r
 #endif\r
         if (usr_fd != 0) {\r