Commit 4d4d8573 authored by Al Viro's avatar Al Viro Committed by Jens Axboe

bcache: fix a leak in bch_cached_dev_run()

Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
Tested-by: default avatarJoshua Schmid <jschmid@suse.com>
Tested-by: default avatarEric Wheeler <bcache@linux.ewheeler.net>
Cc: Kent Overstreet <kmo@daterainc.com>
Cc: stable@vger.kernel.org
Signed-off-by: default avatarJens Axboe <axboe@fb.com>
parent fecaee6f
...@@ -849,8 +849,11 @@ void bch_cached_dev_run(struct cached_dev *dc) ...@@ -849,8 +849,11 @@ void bch_cached_dev_run(struct cached_dev *dc)
buf[SB_LABEL_SIZE] = '\0'; buf[SB_LABEL_SIZE] = '\0';
env[2] = kasprintf(GFP_KERNEL, "CACHED_LABEL=%s", buf); env[2] = kasprintf(GFP_KERNEL, "CACHED_LABEL=%s", buf);
if (atomic_xchg(&dc->running, 1)) if (atomic_xchg(&dc->running, 1)) {
kfree(env[1]);
kfree(env[2]);
return; return;
}
if (!d->c && if (!d->c &&
BDEV_STATE(&dc->sb) != BDEV_STATE_NONE) { BDEV_STATE(&dc->sb) != BDEV_STATE_NONE) {
......
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