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in sem_open, don't leak vm mapping if fstat fails
[musl]
/
src
/
thread
/
x86_64
/
syscall_cp.s
diff --git
a/src/thread/x86_64/syscall_cp.s
b/src/thread/x86_64/syscall_cp.s
index
a36e8d1
..
788c53c
100644
(file)
--- a/
src/thread/x86_64/syscall_cp.s
+++ b/
src/thread/x86_64/syscall_cp.s
@@
-1,13
+1,14
@@
.text
.global __syscall_cp_asm
.text
.global __syscall_cp_asm
-.type __syscall_cp_asm,
%
function
+.type __syscall_cp_asm,
@
function
__syscall_cp_asm:
__syscall_cp_asm:
- lea 1f(%rip),%rax
- mov %rax,8(%rdi)
- mov %rsp,(%rdi)
- mov
16
(%rdi),%eax
+
+.global __cp_begin
+__cp_begin:
+ mov (%rdi),%eax
test %eax,%eax
test %eax,%eax
- jnz 2f
+ jnz __cancel
+ mov %rdi,%r11
mov %rsi,%rax
mov %rdx,%rdi
mov %rcx,%rsi
mov %rsi,%rax
mov %rdx,%rdi
mov %rcx,%rsi
@@
-15,10
+16,8
@@
__syscall_cp_asm:
mov %r9,%r10
mov 8(%rsp),%r8
mov 16(%rsp),%r9
mov %r9,%r10
mov 8(%rsp),%r8
mov 16(%rsp),%r9
-1: syscall
+ mov %r11,8(%rsp)
+ syscall
+.global __cp_end
+__cp_end:
ret
ret
-2: xor %edi,%edi
- mov %rdi,8(%r10)
- mov %rdi,(%r10)
- dec %rdi
- jmp __cancel