From: Luke Nowakowski-Krijger <lnowakow@eng.ucsd.edu>
To: mchehab@kernel.org
Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-kernel-mentees@lists.linuxfoundation.org
Subject: [Linux-kernel-mentee, PATCH] media: dvb_frontend.h: Fix shifting signed 32-bit value problem
Date: Thu, 4 Jul 2019 10:04:22 -0700 [thread overview]
Message-ID: <20190704170422.GA25633@luke-XPS-13> (raw)
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@eng.ucsd.edu>
---
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
next reply other threads:[~2019-07-04 17:04 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-04 17:04 Luke Nowakowski-Krijger [this message]
2019-07-04 18:46 ` [Linux-kernel-mentee, PATCH] media: dvb_frontend.h: Fix shifting signed 32-bit value problem Fabio Estevam
2019-07-05 5:30 ` [Linux-kernel-mentees] " Greg KH
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