diff options
| author | Linux Build Service Account <lnxbuild@localhost> | 2019-06-17 10:19:39 -0700 |
|---|---|---|
| committer | Gerrit - the friendly Code Review server <code-review@localhost> | 2019-06-17 10:19:38 -0700 |
| commit | 4e933027e6848a194b03aa35c26bc20fe06205e9 (patch) | |
| tree | ab1dda795bb590c589a5af45f0692b3b6f3c3931 /include/linux/bitops.h | |
| parent | c176a066dfd36e31ebaf2796a12b2c523e7083dc (diff) | |
| parent | 5ef154a26639ad07ed3ebdaea1dabe29065982b0 (diff) | |
Merge "Merge android-4.4.181 (bd858d7) into msm-4.4"
Diffstat (limited to 'include/linux/bitops.h')
| -rw-r--r-- | include/linux/bitops.h | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/include/linux/bitops.h b/include/linux/bitops.h index e76d03f44c80..83edade218fa 100644 --- a/include/linux/bitops.h +++ b/include/linux/bitops.h @@ -68,7 +68,7 @@ static __always_inline unsigned long hweight_long(unsigned long w) */ static inline __u64 rol64(__u64 word, unsigned int shift) { - return (word << shift) | (word >> (64 - shift)); + return (word << (shift & 63)) | (word >> ((-shift) & 63)); } /** @@ -78,7 +78,7 @@ static inline __u64 rol64(__u64 word, unsigned int shift) */ static inline __u64 ror64(__u64 word, unsigned int shift) { - return (word >> shift) | (word << (64 - shift)); + return (word >> (shift & 63)) | (word << ((-shift) & 63)); } /** @@ -88,7 +88,7 @@ static inline __u64 ror64(__u64 word, unsigned int shift) */ static inline __u32 rol32(__u32 word, unsigned int shift) { - return (word << shift) | (word >> ((-shift) & 31)); + return (word << (shift & 31)) | (word >> ((-shift) & 31)); } /** @@ -98,7 +98,7 @@ static inline __u32 rol32(__u32 word, unsigned int shift) */ static inline __u32 ror32(__u32 word, unsigned int shift) { - return (word >> shift) | (word << (32 - shift)); + return (word >> (shift & 31)) | (word << ((-shift) & 31)); } /** @@ -108,7 +108,7 @@ static inline __u32 ror32(__u32 word, unsigned int shift) */ static inline __u16 rol16(__u16 word, unsigned int shift) { - return (word << shift) | (word >> (16 - shift)); + return (word << (shift & 15)) | (word >> ((-shift) & 15)); } /** @@ -118,7 +118,7 @@ static inline __u16 rol16(__u16 word, unsigned int shift) */ static inline __u16 ror16(__u16 word, unsigned int shift) { - return (word >> shift) | (word << (16 - shift)); + return (word >> (shift & 15)) | (word << ((-shift) & 15)); } /** @@ -128,7 +128,7 @@ static inline __u16 ror16(__u16 word, unsigned int shift) */ static inline __u8 rol8(__u8 word, unsigned int shift) { - return (word << shift) | (word >> (8 - shift)); + return (word << (shift & 7)) | (word >> ((-shift) & 7)); } /** @@ -138,7 +138,7 @@ static inline __u8 rol8(__u8 word, unsigned int shift) */ static inline __u8 ror8(__u8 word, unsigned int shift) { - return (word >> shift) | (word << (8 - shift)); + return (word >> (shift & 7)) | (word << ((-shift) & 7)); } /** |