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treewide: Use fallthrough pseudo-keyword

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Replace the existing /* fall through */ comments and its variants with
the new pseudo-keyword macro fallthrough[1]. Also, remove unnecessary
fall-through markings when it is the case.

[1] https://www.kernel.org/doc/html/v5.7/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through

Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
This commit is contained in:
Gustavo A. R. Silva 2020-08-23 17:36:59 -05:00
parent d012a7190f
commit df561f6688
1148 changed files with 2667 additions and 2737 deletions
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12
include/linux/skbuff.h
View file

@ -3745,19 +3745,19 @@ static inline bool __skb_metadata_differs(const struct sk_buff *skb_a,
#define __it(x, op) (x -= sizeof(u##op))
#define __it_diff(a, b, op) (*(u##op *)__it(a, op)) ^ (*(u##op *)__it(b, op))
case 32: diffs |= __it_diff(a, b, 64);
/* fall through */
fallthrough;
case 24: diffs |= __it_diff(a, b, 64);
/* fall through */
fallthrough;
case 16: diffs |= __it_diff(a, b, 64);
/* fall through */
fallthrough;
case 8: diffs |= __it_diff(a, b, 64);
break;
case 28: diffs |= __it_diff(a, b, 64);
/* fall through */
fallthrough;
case 20: diffs |= __it_diff(a, b, 64);
/* fall through */
fallthrough;
case 12: diffs |= __it_diff(a, b, 64);
/* fall through */
fallthrough;
case 4: diffs |= __it_diff(a, b, 32);
break;
}