Messages in this thread Patch in this message | | | From | Julia Lawall <> | Subject | [PATCH 9/20] staging: lustre: lmv: remove unneeded null test before free | Date | Fri, 1 May 2015 21:37:58 +0200 |
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Kfree can cope with a null argument, so drop null tests.
The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/)
// <smpl> @@ expression ptr; @@
- if (ptr != NULL) kfree(ptr); // </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
--- drivers/staging/lustre/lustre/lmv/lmv_obd.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/staging/lustre/lustre/lmv/lmv_obd.c b/drivers/staging/lustre/lustre/lmv/lmv_obd.c index 59b8fac..8e05852 100644 --- a/drivers/staging/lustre/lustre/lmv/lmv_obd.c +++ b/drivers/staging/lustre/lustre/lmv/lmv_obd.c @@ -504,8 +504,7 @@ static int lmv_add_target(struct obd_device *obd, struct obd_uuid *uuidp, lmv->tgts = newtgts; lmv->tgts_size = newsize; smp_rmb(); - if (old) - kfree(old); + kfree(old); CDEBUG(D_CONFIG, "tgts: %p size: %d\n", lmv->tgts, lmv->tgts_size); @@ -780,8 +779,7 @@ repeat_fid2path: goto repeat_fid2path; out_fid2path: - if (remote_gf != NULL) - kfree(remote_gf); + kfree(remote_gf); return rc; }
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