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| author | Xi Ruoyao <xry111@xry111.site> | 2024-12-26 12:51:18 +0800 |
|---|---|---|
| committer | Andreas K. Hüttel <dilfridge@gentoo.org> | 2025-01-01 16:08:36 +0100 |
| commit | 013106ae677af9836614ace1a01d25b63fa555a7 (patch) | |
| tree | 7fae500dffb55324e8251978cccaa3d5a961a825 /sysdeps/unix | |
| parent | 58272284b633e5fd17293abdc55d56e546a1b02a (diff) | |
| download | glibc-013106ae677af9836614ace1a01d25b63fa555a7.zip glibc-013106ae677af9836614ace1a01d25b63fa555a7.tar.gz glibc-013106ae677af9836614ace1a01d25b63fa555a7.tar.bz2 | |
mlock, mlock2, munlock: Tell the compiler we don't dereference the pointer
Since https://gcc.gnu.org/r11-959, the compiler emits
-Wmaybe-uninitialized if a const pointer to an uninitialized buffer is
passed. Tell the compiler we don't dereference the pointer to remove
the false alarm.
Link: https://gcc.gnu.org/PR118194
Signed-off-by: Xi Ruoyao <xry111@xry111.site>
Reviewed-by: Sam James <sam@gentoo.org>
Diffstat (limited to 'sysdeps/unix')
| -rw-r--r-- | sysdeps/unix/sysv/linux/bits/mman-shared.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sysdeps/unix/sysv/linux/bits/mman-shared.h b/sysdeps/unix/sysv/linux/bits/mman-shared.h index 7a98742..d601bd0 100644 --- a/sysdeps/unix/sysv/linux/bits/mman-shared.h +++ b/sysdeps/unix/sysv/linux/bits/mman-shared.h @@ -56,7 +56,8 @@ int memfd_create (const char *__name, unsigned int __flags) __THROW; /* Lock pages from ADDR (inclusive) to ADDR + LENGTH (exclusive) into memory. FLAGS is a combination of the MLOCK_* flags above. */ -int mlock2 (const void *__addr, size_t __length, unsigned int __flags) __THROW; +int mlock2 (const void *__addr, size_t __length, unsigned int __flags) __THROW + __attr_access ((__none__, 1)); /* Allocate a new protection key, with the PKEY_DISABLE_* bits specified in ACCESS_RESTRICTIONS. The protection key mask for the |