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authorMarkus Elfring <elfring@users.sourceforge.net>2014-11-30 22:24:20 +0100
committerDave Chinner <david@fromorbit.com>2014-11-30 22:24:20 +0100
commitd2a5e3c6fccb25234a594bacb056e0b3974faf49 (patch)
treee7ba3c65936adaf6458bf19359b27c975a1b4eee
parentLinux 3.18-rc2 (diff)
downloadlinux-d2a5e3c6fccb25234a594bacb056e0b3974faf49.tar.xz
linux-d2a5e3c6fccb25234a594bacb056e0b3974faf49.zip
xfs: remove unnecessary null checks
The functions xfs_blkdev_put() and xfs_qm_dqrele() test whether their argument is NULL and then return immediately. Thus the test around the call is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
-rw-r--r--fs/xfs/xfs_qm.c12
-rw-r--r--fs/xfs/xfs_super.c3
2 files changed, 6 insertions, 9 deletions
diff --git a/fs/xfs/xfs_qm.c b/fs/xfs/xfs_qm.c
index d68f23021af3..9a4b50a411f3 100644
--- a/fs/xfs/xfs_qm.c
+++ b/fs/xfs/xfs_qm.c
@@ -1749,23 +1749,21 @@ xfs_qm_vop_dqalloc(
xfs_iunlock(ip, lockflags);
if (O_udqpp)
*O_udqpp = uq;
- else if (uq)
+ else
xfs_qm_dqrele(uq);
if (O_gdqpp)
*O_gdqpp = gq;
- else if (gq)
+ else
xfs_qm_dqrele(gq);
if (O_pdqpp)
*O_pdqpp = pq;
- else if (pq)
+ else
xfs_qm_dqrele(pq);
return 0;
error_rele:
- if (gq)
- xfs_qm_dqrele(gq);
- if (uq)
- xfs_qm_dqrele(uq);
+ xfs_qm_dqrele(gq);
+ xfs_qm_dqrele(uq);
return error;
}
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index 9f622feda6a4..95745be3ab47 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -796,8 +796,7 @@ xfs_open_devices(
out_free_ddev_targ:
xfs_free_buftarg(mp, mp->m_ddev_targp);
out_close_rtdev:
- if (rtdev)
- xfs_blkdev_put(rtdev);
+ xfs_blkdev_put(rtdev);
out_close_logdev:
if (logdev && logdev != ddev)
xfs_blkdev_put(logdev);