[Linux-kernel-mentee, PATCH] media: dvb_frontend.h: Fix shifting signed 32-bit value problem

From: Luke Nowakowski-Krijger
Date: Thu Jul 04 2019 - 13:04:37 EST


Fix DVBFE_ALGO_RECOVERY and DVBFE_ALGO_SEARCH_ERROR to use U cast which
fixes undefined behavior error by certain compilers.

Signed-off-by: Luke Nowakowski-Krijger <lnowakow@xxxxxxxxxxxx>
---
include/media/dvb_frontend.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/media/dvb_frontend.h b/include/media/dvb_frontend.h
index f05cd7b94a2c..472fe5871d94 100644
--- a/include/media/dvb_frontend.h
+++ b/include/media/dvb_frontend.h
@@ -144,7 +144,7 @@ enum dvbfe_algo {
DVBFE_ALGO_HW = (1 << 0),
DVBFE_ALGO_SW = (1 << 1),
DVBFE_ALGO_CUSTOM = (1 << 2),
- DVBFE_ALGO_RECOVERY = (1 << 31)
+ DVBFE_ALGO_RECOVERY = (1U << 31)
};

/**
@@ -175,7 +175,7 @@ enum dvbfe_search {
DVBFE_ALGO_SEARCH_FAILED = (1 << 2),
DVBFE_ALGO_SEARCH_INVALID = (1 << 3),
DVBFE_ALGO_SEARCH_AGAIN = (1 << 4),
- DVBFE_ALGO_SEARCH_ERROR = (1 << 31),
+ DVBFE_ALGO_SEARCH_ERROR = (1U << 31),
};

/**
--
2.20.1