Messages in this thread Patch in this message | | | From | Julia Lawall <> | Subject | [PATCH 7/20] Staging: lustre: llite: llite_lib: remove unneeded null test before free | Date | Fri, 1 May 2015 21:38:00 +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/llite/llite_lib.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-)
diff --git a/drivers/staging/lustre/lustre/llite/llite_lib.c b/drivers/staging/lustre/lustre/llite/llite_lib.c index e5bac94..c6611b1 100644 --- a/drivers/staging/lustre/lustre/llite/llite_lib.c +++ b/drivers/staging/lustre/lustre/llite/llite_lib.c @@ -574,10 +574,8 @@ static int client_common_fill_super(struct super_block *sb, char *md, char *dt, get_uuid2fsid(uuid->uuid, strlen(uuid->uuid), &sbi->ll_fsid); } - if (data != NULL) - kfree(data); - if (osfs != NULL) - kfree(osfs); + kfree(data); + kfree(osfs); return err; out_root: @@ -595,10 +593,8 @@ out_md: obd_disconnect(sbi->ll_md_exp); sbi->ll_md_exp = NULL; out: - if (data != NULL) - kfree(data); - if (osfs != NULL) - kfree(osfs); + kfree(data); + kfree(osfs); lprocfs_unregister_mountpoint(sbi); return err; }
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