diff options
Diffstat (limited to 'include/asm-arm')
-rw-r--r-- | include/asm-arm/unaligned.h | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/include/asm-arm/unaligned.h b/include/asm-arm/unaligned.h index 795b9e5b9e6a..8431f6eed5c6 100644 --- a/include/asm-arm/unaligned.h +++ b/include/asm-arm/unaligned.h | |||
@@ -60,24 +60,24 @@ extern int __bug_unaligned_x(const void *ptr); | |||
60 | __get_unaligned_4_be((__p+4))) | 60 | __get_unaligned_4_be((__p+4))) |
61 | 61 | ||
62 | #define __get_unaligned_le(ptr) \ | 62 | #define __get_unaligned_le(ptr) \ |
63 | ({ \ | 63 | ((__force typeof(*(ptr)))({ \ |
64 | const __u8 *__p = (const __u8 *)(ptr); \ | 64 | const __u8 *__p = (const __u8 *)(ptr); \ |
65 | __builtin_choose_expr(sizeof(*(ptr)) == 1, *__p, \ | 65 | __builtin_choose_expr(sizeof(*(ptr)) == 1, *__p, \ |
66 | __builtin_choose_expr(sizeof(*(ptr)) == 2, __get_unaligned_2_le(__p), \ | 66 | __builtin_choose_expr(sizeof(*(ptr)) == 2, __get_unaligned_2_le(__p), \ |
67 | __builtin_choose_expr(sizeof(*(ptr)) == 4, __get_unaligned_4_le(__p), \ | 67 | __builtin_choose_expr(sizeof(*(ptr)) == 4, __get_unaligned_4_le(__p), \ |
68 | __builtin_choose_expr(sizeof(*(ptr)) == 8, __get_unaligned_8_le(__p), \ | 68 | __builtin_choose_expr(sizeof(*(ptr)) == 8, __get_unaligned_8_le(__p), \ |
69 | (void)__bug_unaligned_x(__p))))); \ | 69 | (void)__bug_unaligned_x(__p))))); \ |
70 | }) | 70 | })) |
71 | 71 | ||
72 | #define __get_unaligned_be(ptr) \ | 72 | #define __get_unaligned_be(ptr) \ |
73 | ({ \ | 73 | ((__force typeof(*(ptr)))({ \ |
74 | const __u8 *__p = (const __u8 *)(ptr); \ | 74 | const __u8 *__p = (const __u8 *)(ptr); \ |
75 | __builtin_choose_expr(sizeof(*(ptr)) == 1, *__p, \ | 75 | __builtin_choose_expr(sizeof(*(ptr)) == 1, *__p, \ |
76 | __builtin_choose_expr(sizeof(*(ptr)) == 2, __get_unaligned_2_be(__p), \ | 76 | __builtin_choose_expr(sizeof(*(ptr)) == 2, __get_unaligned_2_be(__p), \ |
77 | __builtin_choose_expr(sizeof(*(ptr)) == 4, __get_unaligned_4_be(__p), \ | 77 | __builtin_choose_expr(sizeof(*(ptr)) == 4, __get_unaligned_4_be(__p), \ |
78 | __builtin_choose_expr(sizeof(*(ptr)) == 8, __get_unaligned_8_be(__p), \ | 78 | __builtin_choose_expr(sizeof(*(ptr)) == 8, __get_unaligned_8_be(__p), \ |
79 | (void)__bug_unaligned_x(__p))))); \ | 79 | (void)__bug_unaligned_x(__p))))); \ |
80 | }) | 80 | })) |
81 | 81 | ||
82 | 82 | ||
83 | static inline void __put_unaligned_2_le(__u32 __v, register __u8 *__p) | 83 | static inline void __put_unaligned_2_le(__u32 __v, register __u8 *__p) |
@@ -131,15 +131,16 @@ static inline void __put_unaligned_8_be(const unsigned long long __v, register _ | |||
131 | */ | 131 | */ |
132 | #define __put_unaligned_le(val,ptr) \ | 132 | #define __put_unaligned_le(val,ptr) \ |
133 | ({ \ | 133 | ({ \ |
134 | (void)sizeof(*(ptr) = (val)); \ | ||
134 | switch (sizeof(*(ptr))) { \ | 135 | switch (sizeof(*(ptr))) { \ |
135 | case 1: \ | 136 | case 1: \ |
136 | *(ptr) = (val); \ | 137 | *(ptr) = (val); \ |
137 | break; \ | 138 | break; \ |
138 | case 2: __put_unaligned_2_le((val),(__u8 *)(ptr)); \ | 139 | case 2: __put_unaligned_2_le((__force u16)(val),(__u8 *)(ptr)); \ |
139 | break; \ | 140 | break; \ |
140 | case 4: __put_unaligned_4_le((val),(__u8 *)(ptr)); \ | 141 | case 4: __put_unaligned_4_le((__force u32)(val),(__u8 *)(ptr)); \ |
141 | break; \ | 142 | break; \ |
142 | case 8: __put_unaligned_8_le((val),(__u8 *)(ptr)); \ | 143 | case 8: __put_unaligned_8_le((__force u64)(val),(__u8 *)(ptr)); \ |
143 | break; \ | 144 | break; \ |
144 | default: __bug_unaligned_x(ptr); \ | 145 | default: __bug_unaligned_x(ptr); \ |
145 | break; \ | 146 | break; \ |
@@ -149,15 +150,16 @@ static inline void __put_unaligned_8_be(const unsigned long long __v, register _ | |||
149 | 150 | ||
150 | #define __put_unaligned_be(val,ptr) \ | 151 | #define __put_unaligned_be(val,ptr) \ |
151 | ({ \ | 152 | ({ \ |
153 | (void)sizeof(*(ptr) = (val)); \ | ||
152 | switch (sizeof(*(ptr))) { \ | 154 | switch (sizeof(*(ptr))) { \ |
153 | case 1: \ | 155 | case 1: \ |
154 | *(ptr) = (val); \ | 156 | *(ptr) = (val); \ |
155 | break; \ | 157 | break; \ |
156 | case 2: __put_unaligned_2_be((val),(__u8 *)(ptr)); \ | 158 | case 2: __put_unaligned_2_be((__force u16)(val),(__u8 *)(ptr)); \ |
157 | break; \ | 159 | break; \ |
158 | case 4: __put_unaligned_4_be((val),(__u8 *)(ptr)); \ | 160 | case 4: __put_unaligned_4_be((__force u32)(val),(__u8 *)(ptr)); \ |
159 | break; \ | 161 | break; \ |
160 | case 8: __put_unaligned_8_be((val),(__u8 *)(ptr)); \ | 162 | case 8: __put_unaligned_8_be((__force u64)(val),(__u8 *)(ptr)); \ |
161 | break; \ | 163 | break; \ |
162 | default: __bug_unaligned_x(ptr); \ | 164 | default: __bug_unaligned_x(ptr); \ |
163 | break; \ | 165 | break; \ |