Merge tag 'fallthrough-fixes-clang-5.10-rc2' of... (07e08873) · Commits · 戴 / test

Merge tag 'fallthrough-fixes-clang-5.10-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux Pull fallthrough fix from Gustavo A. R. Silva: "This fixes a ton of fall-through warnings when building with Clang 12.0.0 and -Wimplicit-fallthrough" * tag 'fallthrough-fixes-clang-5.10-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gustavoars/linux: include: jhash/signal: Fix fall-through warnings for Clang

include/linux/jhash.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -99,6 +99,7 @@ static inline u32 jhash(const void *key, u32 length, u32 initval)
		case 2: a += (u32)k[1]<<8; fallthrough;
		case 1: a += k[0];
		__jhash_final(a, b, c);
		break;
		case 0: /* Nothing left to add */
		break;
		}
		@@ -136,6 +137,7 @@ static inline u32 jhash2(const u32 *k, u32 length, u32 initval)
		case 2: b += k[1]; fallthrough;
		case 1: a += k[0];
		__jhash_final(a, b, c);
		break;
		case 0: /* Nothing left to add */
		break;
		}

+2 −0

Original line number	Diff line number	Diff line
		@@ -238,6 +238,7 @@ static inline void siginitset(sigset_t *set, unsigned long mask)
		memset(&set->sig[1], 0, sizeof(long)*(_NSIG_WORDS-1));
		break;
		case 2: set->sig[1] = 0;
		break;
		case 1: ;
		}
		}
		@@ -250,6 +251,7 @@ static inline void siginitsetinv(sigset_t *set, unsigned long mask)
		memset(&set->sig[1], -1, sizeof(long)*(_NSIG_WORDS-1));
		break;
		case 2: set->sig[1] = -1;
		break;
		case 1: ;
		}
		}