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[Qemu-devel] [PULL 06/12] 9pfs: drop useless check in pdu_free()
From: |
Greg Kurz |
Subject: |
[Qemu-devel] [PULL 06/12] 9pfs: drop useless check in pdu_free() |
Date: |
Mon, 17 Oct 2016 17:05:48 +0200 |
Out of the three users of pdu_free(), none ever passes a NULL pointer to
this function.
Signed-off-by: Greg Kurz <address@hidden>
---
hw/9pfs/9p.c | 18 ++++++++----------
1 file changed, 8 insertions(+), 10 deletions(-)
diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c
index f2ab1dfab2b2..df8aa726c9a1 100644
--- a/hw/9pfs/9p.c
+++ b/hw/9pfs/9p.c
@@ -626,16 +626,14 @@ V9fsPDU *pdu_alloc(V9fsState *s)
void pdu_free(V9fsPDU *pdu)
{
- if (pdu) {
- V9fsState *s = pdu->s;
- /*
- * Cancelled pdu are added back to the freelist
- * by flush request .
- */
- if (!pdu->cancelled) {
- QLIST_REMOVE(pdu, next);
- QLIST_INSERT_HEAD(&s->free_list, pdu, next);
- }
+ V9fsState *s = pdu->s;
+ /*
+ * Cancelled pdu are added back to the freelist
+ * by flush request .
+ */
+ if (!pdu->cancelled) {
+ QLIST_REMOVE(pdu, next);
+ QLIST_INSERT_HEAD(&s->free_list, pdu, next);
}
}
--
2.5.5
- [Qemu-devel] [PULL 00/12] 9p patches for 2.8 20161017, Greg Kurz, 2016/10/17
- [Qemu-devel] [PULL 02/12] 9pfs: fix potential host memory leak in v9fs_read, Greg Kurz, 2016/10/17
- [Qemu-devel] [PULL 01/12] 9pfs: allocate space for guest originated empty strings, Greg Kurz, 2016/10/17
- [Qemu-devel] [PULL 06/12] 9pfs: drop useless check in pdu_free(),
Greg Kurz <=
- [Qemu-devel] [PULL 05/12] 9pfs: use coroutine_fn annotation in hw/9pfs/9p.[ch], Greg Kurz, 2016/10/17
- [Qemu-devel] [PULL 04/12] 9pfs: use coroutine_fn annotation in hw/9pfs/co*.[ch], Greg Kurz, 2016/10/17
- [Qemu-devel] [PULL 03/12] 9pfs: fsdev: drop useless extern annotation for functions, Greg Kurz, 2016/10/17
- [Qemu-devel] [PULL 08/12] virtio-9p: add reset handler, Greg Kurz, 2016/10/17
- [Qemu-devel] [PULL 07/12] 9pfs: only free completed request if not flushed, Greg Kurz, 2016/10/17
- [Qemu-devel] [PULL 11/12] 9pfs: fix memory leak in v9fs_link, Greg Kurz, 2016/10/17
- [Qemu-devel] [PULL 10/12] 9pfs: fix memory leak in v9fs_xattrcreate, Greg Kurz, 2016/10/17
- [Qemu-devel] [PULL 09/12] 9pfs: fix information leak in xattr read, Greg Kurz, 2016/10/17
- [Qemu-devel] [PULL 12/12] 9pfs: fix memory leak in v9fs_write, Greg Kurz, 2016/10/17
- Re: [Qemu-devel] [PULL 00/12] 9p patches for 2.8 20161017, Peter Maydell, 2016/10/17