./bitops.h:192: warning: ‘old’ is used uninitialized in this function Signed-off-by: Corentin Chary <corenti...@iksaif.net> --- bitops.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/bitops.h b/bitops.h index ae7bcb1..e2b9df3 100644 --- a/bitops.h +++ b/bitops.h @@ -187,7 +187,7 @@ static inline int test_and_change_bit(int nr, volatile unsigned long *addr) { unsigned long mask = BIT_MASK(nr); unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); - unsigned long old; + unsigned long old = *p; *p = old ^ mask; return (old & mask) != 0; -- 1.7.4.1