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Subject: [media] ir: Fix IR_MAX_DURATION enforcement Author: Mauro Carvalho Chehab <[email protected]> Date: Fri Jun 5 10:25:24 2015 -0300 Don't assume that IR_MAX_DURATION is a bitmask. It isn't. Signed-off-by: Mauro Carvalho Chehab <[email protected]> drivers/media/rc/redrat3.c | 5 +++-- drivers/media/rc/streamzap.c | 6 ++++-- 2 files changed, 7 insertions(+), 4 deletions(-) --- http://git.linuxtv.org/cgit.cgi/media_tree.git/commit/?id=95cf60aa55d5395a10d0e67a711e42693b89fb1c diff --git a/drivers/media/rc/redrat3.c b/drivers/media/rc/redrat3.c index c83292a..ec74244 100644 --- a/drivers/media/rc/redrat3.c +++ b/drivers/media/rc/redrat3.c @@ -322,7 +322,7 @@ static u32 redrat3_us_to_len(u32 microsec) u32 result; u32 divisor; - microsec &= IR_MAX_DURATION; + microsec = (microsec > IR_MAX_DURATION) ? IR_MAX_DURATION : microsec; divisor = (RR3_CLK_CONV_FACTOR / 1000); result = (u32)(microsec * divisor) / 1000; @@ -380,7 +380,8 @@ static void redrat3_process_ir_data(struct redrat3_dev *rr3) if (i == 0) trailer = rawir.duration; /* cap the value to IR_MAX_DURATION */ - rawir.duration &= IR_MAX_DURATION; + rawir.duration = (rawir.duration > IR_MAX_DURATION) ? + IR_MAX_DURATION : rawir.duration; dev_dbg(dev, "storing %s with duration %d (i: %d)\n", rawir.pulse ? "pulse" : "space", rawir.duration, i); diff --git a/drivers/media/rc/streamzap.c b/drivers/media/rc/streamzap.c index bf4a442..5a17cb8 100644 --- a/drivers/media/rc/streamzap.c +++ b/drivers/media/rc/streamzap.c @@ -152,7 +152,8 @@ static void sz_push_full_pulse(struct streamzap_ir *sz, sz->signal_last.tv_usec); rawir.duration -= sz->sum; rawir.duration = US_TO_NS(rawir.duration); - rawir.duration &= IR_MAX_DURATION; + rawir.duration = (rawir.duration > IR_MAX_DURATION) ? + IR_MAX_DURATION : rawir.duration; } sz_push(sz, rawir); @@ -165,7 +166,8 @@ static void sz_push_full_pulse(struct streamzap_ir *sz, rawir.duration += SZ_RESOLUTION / 2; sz->sum += rawir.duration; rawir.duration = US_TO_NS(rawir.duration); - rawir.duration &= IR_MAX_DURATION; + rawir.duration = (rawir.duration > IR_MAX_DURATION) ? + IR_MAX_DURATION : rawir.duration; sz_push(sz, rawir); } _______________________________________________ linuxtv-commits mailing list [email protected] http://www.linuxtv.org/cgi-bin/mailman/listinfo/linuxtv-commits
