[PATCH v2 35/35] sh: mach-x3proto: rework ilsel_enable()

Yury Norov <[email protected]>
Newsgroups gmane.linux.ports.sh.devel,gmane.linux.kernel
Message-ID <[email protected]>
Fix opencoded find_and_set_bit(), which also suppresses potential
KCSAN warning.

CC: John Paul Adrian Glaubitz <[email protected]>
Signed-off-by: Yury Norov <[email protected]>
---
 arch/sh/boards/mach-x3proto/ilsel.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/sh/boards/mach-x3proto/ilsel.c b/arch/sh/boards/mach-x3proto/ilsel.c
index f0d5eb41521a..7fadc479a80b 100644
--- a/arch/sh/boards/mach-x3proto/ilsel.c
+++ b/arch/sh/boards/mach-x3proto/ilsel.c
@@ -99,8 +99,8 @@ int ilsel_enable(ilsel_source_t set)
 	}
 
 	do {
-		bit = find_first_zero_bit(&ilsel_level_map, ILSEL_LEVELS);
-	} while (test_and_set_bit(bit, &ilsel_level_map));
+		bit = find_and_set_bit(&ilsel_level_map, ILSEL_LEVELS);
+	} while (bit >= ILSEL_LEVELS);
 
 	__ilsel_enable(set, bit);
 
-- 
2.40.1
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