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| author | Julia Lawall <julia@diku.dk> | 2009-11-21 15:53:16 (GMT) |
|---|---|---|
| committer | Sage Weil <sage@newdream.net> | 2009-11-21 21:05:16 (GMT) |
| commit | 32c895e776a0dd2cb701d60fbd6440280c09ce35 (patch) | |
| tree | 75229f8dc990d6e352a2c97ccefc20307c1ab52e /fs/ceph/osd_client.c | |
| parent | 60d877334f7d9f5f2417ea4a83c1def769286102 (diff) | |
| download | linux-fsl-qoriq-32c895e776a0dd2cb701d60fbd6440280c09ce35.tar.xz | |
fs/ceph: Move a dereference below a NULL test
If the NULL test is necessary, then the dereference should be moved below
the NULL test.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/).
// <smpl>
@@
type T;
expression E;
identifier i,fld;
statement S;
@@
- T i = E->fld;
+ T i;
... when != E
when != i
if (E == NULL) S
+ i = E->fld;
// </smpl>
Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph/osd_client.c')
| -rw-r--r-- | fs/ceph/osd_client.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/ceph/osd_client.c b/fs/ceph/osd_client.c index d63f192..5d30d59 100644 --- a/fs/ceph/osd_client.c +++ b/fs/ceph/osd_client.c @@ -1249,11 +1249,12 @@ int ceph_osdc_writepages(struct ceph_osd_client *osdc, struct ceph_vino vino, static void dispatch(struct ceph_connection *con, struct ceph_msg *msg) { struct ceph_osd *osd = con->private; - struct ceph_osd_client *osdc = osd->o_osdc; + struct ceph_osd_client *osdc; int type = le16_to_cpu(msg->hdr.type); if (!osd) return; + osdc = osd->o_osdc; switch (type) { case CEPH_MSG_OSD_MAP: |