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authorPaul Mundt <lethal@linux-sh.org>2011-08-26 16:49:51 +0900
committerPaul Mundt <lethal@linux-sh.org>2011-08-26 16:49:51 +0900
commit2d0b579a9831c927bcebf5f61055e7462f0af2dc (patch)
tree3181c183b463e745601b1f4efda0f8fff3f1c08b /arch/x86/vdso
parente80ca144ea902efa7aed446780fd9fad421fd8d3 (diff)
parent671ee7f0ce62e4b991b47fcf1c161c3f710dabbc (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into sh-fixes-for-linus
Diffstat (limited to 'arch/x86/vdso')
-rw-r--r--arch/x86/vdso/vdso.S1
-rw-r--r--arch/x86/vdso/vdso32/sysenter.S2
2 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/vdso/vdso.S b/arch/x86/vdso/vdso.S
index 1b979c12ba8..01f5e3b4613 100644
--- a/arch/x86/vdso/vdso.S
+++ b/arch/x86/vdso/vdso.S
@@ -9,6 +9,7 @@ __PAGE_ALIGNED_DATA
vdso_start:
.incbin "arch/x86/vdso/vdso.so"
vdso_end:
+ .align PAGE_SIZE /* extra data here leaks to userspace. */
.previous
diff --git a/arch/x86/vdso/vdso32/sysenter.S b/arch/x86/vdso/vdso32/sysenter.S
index e2800affa75..e354bceee0e 100644
--- a/arch/x86/vdso/vdso32/sysenter.S
+++ b/arch/x86/vdso/vdso32/sysenter.S
@@ -43,7 +43,7 @@ __kernel_vsyscall:
.space 7,0x90
/* 14: System call restart point is here! (SYSENTER_RETURN-2) */
- jmp .Lenter_kernel
+ int $0x80
/* 16: System call normal return point is here! */
VDSO32_SYSENTER_RETURN: /* Symbol used by sysenter.c via vdso32-syms.h */
pop %ebp