From 05c480f4d0ba438e6d37a1660d81cc7eb670e26b Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Wed, 24 Aug 2022 08:57:26 +0200 Subject: [PATCH] media: media/cec: use CEC_MAX_MSG_SIZE instead of hardcoded 16 Use the proper define for the maximum CEC message length instead of hardcoding it. Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/cec/platform/sti/stih-cec.c | 4 ++-- drivers/media/i2c/adv7511-v4l2.c | 4 ++-- drivers/media/i2c/adv7604.c | 4 ++-- drivers/media/i2c/adv7842.c | 4 ++-- 4 files changed, 8 insertions(+), 8 deletions(-) diff --git a/drivers/media/cec/platform/sti/stih-cec.c b/drivers/media/cec/platform/sti/stih-cec.c index abf8e8bcbb34..4edbdd09535d 100644 --- a/drivers/media/cec/platform/sti/stih-cec.c +++ b/drivers/media/cec/platform/sti/stih-cec.c @@ -256,8 +256,8 @@ static void stih_rx_done(struct stih_cec *cec, u32 status) if (!msg.len) return; - if (msg.len > 16) - msg.len = 16; + if (msg.len > CEC_MAX_MSG_SIZE) + msg.len = CEC_MAX_MSG_SIZE; for (i = 0; i < msg.len; i++) msg.msg[i] = readl(cec->regs + CEC_RX_DATA_BASE + i); diff --git a/drivers/media/i2c/adv7511-v4l2.c b/drivers/media/i2c/adv7511-v4l2.c index 202e0cd83f90..910b5e83946a 100644 --- a/drivers/media/i2c/adv7511-v4l2.c +++ b/drivers/media/i2c/adv7511-v4l2.c @@ -943,8 +943,8 @@ static int adv7511_isr(struct v4l2_subdev *sd, u32 status, bool *handled) v4l2_dbg(1, debug, sd, "%s: cec msg len %d\n", __func__, msg.len); - if (msg.len > 16) - msg.len = 16; + if (msg.len > CEC_MAX_MSG_SIZE) + msg.len = CEC_MAX_MSG_SIZE; if (msg.len) { u8 i; diff --git a/drivers/media/i2c/adv7604.c b/drivers/media/i2c/adv7604.c index 497419a5cfdd..815fe108281f 100644 --- a/drivers/media/i2c/adv7604.c +++ b/drivers/media/i2c/adv7604.c @@ -2047,8 +2047,8 @@ static void adv76xx_cec_isr(struct v4l2_subdev *sd, bool *handled) struct cec_msg msg; msg.len = cec_read(sd, 0x25) & 0x1f; - if (msg.len > 16) - msg.len = 16; + if (msg.len > CEC_MAX_MSG_SIZE) + msg.len = CEC_MAX_MSG_SIZE; if (msg.len) { u8 i; diff --git a/drivers/media/i2c/adv7842.c b/drivers/media/i2c/adv7842.c index 22caa070273b..c541f9b3444b 100644 --- a/drivers/media/i2c/adv7842.c +++ b/drivers/media/i2c/adv7842.c @@ -2215,8 +2215,8 @@ static void adv7842_cec_isr(struct v4l2_subdev *sd, bool *handled) struct cec_msg msg; msg.len = cec_read(sd, 0x25) & 0x1f; - if (msg.len > 16) - msg.len = 16; + if (msg.len > CEC_MAX_MSG_SIZE) + msg.len = CEC_MAX_MSG_SIZE; if (msg.len) { u8 i;