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>
This commit is contained in:
Arnd Bergmann 2024-06-20 18:23:04 +02:00 committed by Thomas Bogendoerfer
parent 4a3e37b3ca
commit 0d5679a0aa

View file

@ -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