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authorSuresh Siddha <suresh.b.siddha@intel.com>2012-06-14 18:07:15 -0700
committerH. Peter Anvin <hpa@zytor.com>2012-06-14 18:16:04 -0700
commit0b91f45b23cb73ce11acdc3cf4c6efd4441e3b3e (patch)
tree0075c0aa7b7228d2ce5ab4d44af378a6500fc875 /arch/x86
parent161270fc1f9ddfc17154e0d49291472a9cdef7db (diff)
x86, compat: Use test_thread_flag(TIF_IA32) in compat signal delivery
Signal delivery compat path may not have the 'TS_COMPAT' flag (that flag indicates how we entered the kernel). So use test_thread_flag(TIF_IA32) instead of is_ia32_task(): one of the functions of TIF_IA32 is just what kind of signal frame we want. Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com> Link: http://lkml.kernel.org/r/1339722435.3475.57.camel@sbsiddha-desk.sc.intel.com Cc: stable@kernel.org # v3.4 Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/ia32/ia32_signal.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c
index daeca56211e..673ac9b63d6 100644
--- a/arch/x86/ia32/ia32_signal.c
+++ b/arch/x86/ia32/ia32_signal.c
@@ -38,7 +38,7 @@
int copy_siginfo_to_user32(compat_siginfo_t __user *to, siginfo_t *from)
{
int err = 0;
- bool ia32 = is_ia32_task();
+ bool ia32 = test_thread_flag(TIF_IA32);
if (!access_ok(VERIFY_WRITE, to, sizeof(compat_siginfo_t)))
return -EFAULT;