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[PATCH] md: remove unneeded NULL checks before kfree

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This patch removes some unneeded checks of pointers being NULL before
calling kfree() on them.  kfree() handles NULL pointers just fine, checking
first is pointless.

Signed-off-by: Jesper Juhl <juhl-lkml@dif.dk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Jesper Juhl
2005-06-21 17:17:30 -07:00
committed by Linus Torvalds
parent 8a5e9cf1d6
commit 990a8baf56
7 changed files with 17 additions and 32 deletions
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12
drivers/md/raid0.c
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@ -371,10 +371,8 @@ static int raid0_run (mddev_t *mddev)
return 0;
out_free_conf:
if (conf->strip_zone)
kfree(conf->strip_zone);
if (conf->devlist)
kfree (conf->devlist);
kfree(conf->strip_zone);
kfree(conf->devlist);
kfree(conf);
mddev->private = NULL;
out:
@ -386,11 +384,11 @@ static int raid0_stop (mddev_t *mddev)
raid0_conf_t *conf = mddev_to_conf(mddev);
blk_sync_queue(mddev->queue); /* the unplug fn references 'conf'*/
kfree (conf->hash_table);
kfree(conf->hash_table);
conf->hash_table = NULL;
kfree (conf->strip_zone);
kfree(conf->strip_zone);
conf->strip_zone = NULL;
kfree (conf);
kfree(conf);
mddev->private = NULL;
return 0;