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authorDavid S. Miller <davem@sunset.davemloft.net>2007-04-13 13:27:08 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-13 13:27:08 -0700
commit5c7aa6ffae514bfeb7ec0f249dde949863d895ac (patch)
tree04fbd9aeda07efca134540c35c4cf71c52c8dcfc /arch
parentf6b45da1299f1f2e92a1446cfa400be53fdc5c99 (diff)
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[SPARC64]: Fix arg passing to compat_sys_ipc().
Do not sign extend args using the sys32_ipc stub, that is buggy and unnecessary. Based upon an excellent report by Mikael Pettersson. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch')
-rw-r--r--arch/sparc64/kernel/sys32.S1
-rw-r--r--arch/sparc64/kernel/systbls.S2
2 files changed, 1 insertions, 2 deletions
diff --git a/arch/sparc64/kernel/sys32.S b/arch/sparc64/kernel/sys32.S
index c09ab4b..010a737 100644
--- a/arch/sparc64/kernel/sys32.S
+++ b/arch/sparc64/kernel/sys32.S
@@ -91,7 +91,6 @@ SIGN1(sys32_select, compat_sys_select, %o0)
SIGN1(sys32_mkdir, sys_mkdir, %o1)
SIGN3(sys32_futex, compat_sys_futex, %o1, %o2, %o5)
SIGN1(sys32_sysfs, compat_sys_sysfs, %o0)
-SIGN3(sys32_ipc, compat_sys_ipc, %o1, %o2, %o3)
SIGN2(sys32_sendfile, compat_sys_sendfile, %o0, %o1)
SIGN2(sys32_sendfile64, compat_sys_sendfile64, %o0, %o1)
SIGN1(sys32_prctl, sys_prctl, %o0)
diff --git a/arch/sparc64/kernel/systbls.S b/arch/sparc64/kernel/systbls.S
index aaeb5e0..48c36fe 100644
--- a/arch/sparc64/kernel/systbls.S
+++ b/arch/sparc64/kernel/systbls.S
@@ -62,7 +62,7 @@ sys_call_table32:
/*200*/ .word sys32_ssetmask, sys_sigsuspend, compat_sys_newlstat, sys_uselib, compat_sys_old_readdir
.word sys32_readahead, sys32_socketcall, sys32_syslog, sys32_lookup_dcookie, sys32_fadvise64
/*210*/ .word sys32_fadvise64_64, sys32_tgkill, sys32_waitpid, sys_swapoff, compat_sys_sysinfo
- .word sys32_ipc, sys32_sigreturn, sys_clone, sys32_ioprio_get, compat_sys_adjtimex
+ .word compat_sys_ipc, sys32_sigreturn, sys_clone, sys32_ioprio_get, compat_sys_adjtimex
/*220*/ .word sys32_sigprocmask, sys_ni_syscall, sys32_delete_module, sys_ni_syscall, sys32_getpgid
.word sys32_bdflush, sys32_sysfs, sys_nis_syscall, sys32_setfsuid16, sys32_setfsgid16
/*230*/ .word sys32_select, compat_sys_time, sys32_splice, compat_sys_stime, compat_sys_statfs64
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