You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
19 lines
724 B
19 lines
724 B
commit 217a74a85cdd60df236c296ad88142b78d35eccf |
|
Author: Andreas Schwab <schwab@suse.de> |
|
Date: Mon Dec 8 15:13:38 2014 +0100 |
|
|
|
Don't touch user-controlled stdio locks in forked child (bug 12847) |
|
|
|
The stdio locks for streams with the _IO_USER_LOCK flag should not be |
|
touched by internal code. |
|
|
|
--- glibc-2.17-c758a686/nptl/sysdeps/unix/sysv/linux/fork.c |
|
+++ glibc-2.17-c758a686/nptl/sysdeps/unix/sysv/linux/fork.c |
|
@@ -45,7 +45,8 @@ |
|
_IO_ITER i; |
|
|
|
for (i = _IO_iter_begin(); i != _IO_iter_end(); i = _IO_iter_next(i)) |
|
- _IO_lock_init (*((_IO_lock_t *) _IO_iter_file(i)->_lock)); |
|
+ if ((_IO_iter_file (i)->_flags & _IO_USER_LOCK) == 0) |
|
+ _IO_lock_init (*((_IO_lock_t *) _IO_iter_file(i)->_lock)); |
|
}
|
|
|