From: Dezhi Kong <dezhi.kong@amlogic.com>
Date: Thu, 7 Sep 2017 01:10:47 +0000 (+0800)
Subject: viu: null point check
X-Git-Tag: khadas-vims-v0.9.6-release~2842
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=2b43197d58916bba2b2d25fc882c85ffc4f9d726;p=platform%2Fkernel%2Flinux-amlogic.git

viu: null point check

PD#150474: viu: null point check

driver defect clean up:
#95

Change-Id: I29daf5b12927c7f6227c332d0064d2e437099a8c
Signed-off-by: Dezhi Kong <dezhi.kong@amlogic.com>
---

diff --git a/drivers/amlogic/media/vin/tvin/viu/viuin.c b/drivers/amlogic/media/vin/tvin/viu/viuin.c
index aad132c..cfb8d70 100644
--- a/drivers/amlogic/media/vin/tvin/viu/viuin.c
+++ b/drivers/amlogic/media/vin/tvin/viu/viuin.c
@@ -246,9 +246,6 @@ static int viuin_isr(struct tvin_frontend_s *fe, unsigned int hcnt64)
 
 	struct viuin_s *devp = container_of(fe, struct viuin_s, frontend);
 
-	if (!devp)
-		return -ENODEV;
-
 	curr_port = rd_bits_viu(VPU_VIU_VENC_MUX_CTRL, 0, 2);
 
 	vsync_enter_line_curr = (rd_viu(devp->enc_info_addr)>>16)&0x1fff;