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| author | Luca Dariz <luca@orpolo.org> | 2023-02-27 21:44:58 +0100 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2023-02-27 22:35:33 +0100 |
| commit | 4592eb3b02b6e6bd78bd493cf64edcd6fb65a694 (patch) | |
| tree | 51f15a363abe1141543352d2e3f62ba68e447059 /x86_64 | |
| parent | f05dda2af441bdf12fe40192c517c0ac171961ca (diff) | |
| download | gnumach-4592eb3b02b6e6bd78bd493cf64edcd6fb65a694.tar.gz gnumach-4592eb3b02b6e6bd78bd493cf64edcd6fb65a694.tar.bz2 gnumach-4592eb3b02b6e6bd78bd493cf64edcd6fb65a694.zip | |
fix copyin/outmsg header for ! USER32
* x86_64/copy_user.c: fix copyin/out, we already have a pointer to
user/kernel buffers
Message-Id: <20230227204501.2492152-3-luca@orpolo.org>
Diffstat (limited to 'x86_64')
| -rw-r--r-- | x86_64/copy_user.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/x86_64/copy_user.c b/x86_64/copy_user.c index dd9fe2d7..86d23525 100644 --- a/x86_64/copy_user.c +++ b/x86_64/copy_user.c @@ -192,7 +192,7 @@ int copyinmsg (const void *userbuf, void *kernelbuf, const size_t usize) /* The 64 bit interface ensures the header is the same size, so it does not need any resizing. */ _Static_assert(sizeof(mach_msg_header_t) == sizeof(mach_msg_user_header_t), "mach_msg_header_t and mach_msg_user_header_t expected to be of the same size"); - if (copyin(&umsg, &kmsg, sizeof(mach_msg_header_t))) + if (copyin(umsg, kmsg, sizeof(mach_msg_header_t))) return 1; #endif @@ -290,7 +290,7 @@ int copyoutmsg (const void *kernelbuf, void *userbuf, const size_t ksize) sizeof(kmsg->msgh_seqno) + sizeof(kmsg->msgh_id))) return 1; #else - if (copyout(&kmsg, &umsg, sizeof(mach_msg_header_t))) + if (copyout(kmsg, umsg, sizeof(mach_msg_header_t))) return 1; #endif /* USER32 */ |