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| author | Arnd Bergmann <arnd@arndb.de> | 2024-06-20 19:23:04 +0300 |
|---|---|---|
| committer | Thomas Bogendoerfer <tsbogend@alpha.franken.de> | 2024-06-21 11:16:34 +0300 |
| commit | 0d5679a0aae2d8cda72169452c32e5cb88a7ab33 (patch) | |
| tree | 40c286154322b524d0770f72bb29f05632350bcf | |
| parent | 4a3e37b3caea817199757a0b13aa53dd7c9376c8 (diff) | |
| download | linux-0d5679a0aae2d8cda72169452c32e5cb88a7ab33.tar.xz | |
mips: fix compat_sys_lseek syscall
This is almost compatible, but passing a negative offset should result
in a EINVAL error, but on mips o32 compat mode would seek to a large
32-bit byte offset.
Use compat_sys_lseek() to correctly sign-extend the argument.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
| -rw-r--r-- | arch/mips/kernel/syscalls/syscall_o32.tbl | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/mips/kernel/syscalls/syscall_o32.tbl b/arch/mips/kernel/syscalls/syscall_o32.tbl index 008ebe60263e..81428a2eb660 100644 --- a/arch/mips/kernel/syscalls/syscall_o32.tbl +++ b/arch/mips/kernel/syscalls/syscall_o32.tbl @@ -27,7 +27,7 @@ 17 o32 break sys_ni_syscall # 18 was sys_stat 18 o32 unused18 sys_ni_syscall -19 o32 lseek sys_lseek +19 o32 lseek sys_lseek compat_sys_lseek 20 o32 getpid sys_getpid 21 o32 mount sys_mount 22 o32 umount sys_oldumount |