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| author | Takashi Iwai <tiwai@suse.de> | 2018-08-12 09:55:01 +0300 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2018-08-12 09:55:10 +0300 |
| commit | 73b383141d296c55bfbc0ce336a4a946627e7780 (patch) | |
| tree | df0840c4ea4bbd5aa453931a594936bd9adab61d /include/linux/compat.h | |
| parent | 627661ced8246c8e833f3bc3817070e934cd79ba (diff) | |
| parent | 91c6e15efc1756b068dc6e945c1626397e60a119 (diff) | |
| download | linux-73b383141d296c55bfbc0ce336a4a946627e7780.tar.xz | |
Merge branch 'for-next' into for-linus
Preparation for 4.19 merge material.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'include/linux/compat.h')
| -rw-r--r-- | include/linux/compat.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/compat.h b/include/linux/compat.h index b1a5562b3215..c68acc47da57 100644 --- a/include/linux/compat.h +++ b/include/linux/compat.h @@ -72,6 +72,9 @@ */ #ifndef COMPAT_SYSCALL_DEFINEx #define COMPAT_SYSCALL_DEFINEx(x, name, ...) \ + __diag_push(); \ + __diag_ignore(GCC, 8, "-Wattribute-alias", \ + "Type aliasing is used to sanitize syscall arguments");\ asmlinkage long compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)); \ asmlinkage long compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) \ __attribute__((alias(__stringify(__se_compat_sys##name)))); \ @@ -80,8 +83,11 @@ asmlinkage long __se_compat_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)); \ asmlinkage long __se_compat_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \ { \ - return __do_compat_sys##name(__MAP(x,__SC_DELOUSE,__VA_ARGS__));\ + long ret = __do_compat_sys##name(__MAP(x,__SC_DELOUSE,__VA_ARGS__));\ + __MAP(x,__SC_TEST,__VA_ARGS__); \ + return ret; \ } \ + __diag_pop(); \ static inline long __do_compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) #endif /* COMPAT_SYSCALL_DEFINEx */ |