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char: Detect chardev release by NULL handlers as well as NULL opaque

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Juan says he prefers these extra checks to ensure a user of a chardev is
releasing it.

Requested-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Amit Shah <amit.shah@redhat.com>
This commit is contained in:
Amit Shah 2011-04-25 15:18:22 +05:30
parent d5b27167e1
commit da7d998bbb
1 changed files with 1 additions and 1 deletions
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2
qemu-char.c
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@ -197,7 +197,7 @@ void qemu_chr_add_handlers(CharDriverState *s,
IOEventHandler *fd_event,
void *opaque)
{
if (!opaque) {
if (!opaque && !fd_can_read && !fd_read && !fd_event) {
/* chr driver being released. */
++s->avail_connections;
}