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dm crypt: drop device ref in ctr error path

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Add a missing 'dm_put_device' in an error path in crypt target constructor.

Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Milan Broz <mbroz@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
This commit is contained in:
Dmitry Monakhov 2007-10-19 22:38:37 +01:00 • committed by Alasdair G Kergon
parent 027d50f92e
commit 55b42c5ae9
1 changed files with 3 additions and 1 deletions
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4
drivers/md/dm-crypt.c
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@ -861,7 +861,7 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv)
cc->iv_mode = kmalloc(strlen(ivmode) + 1, GFP_KERNEL); cc->iv_mode = kmalloc(strlen(ivmode) + 1, GFP_KERNEL);
if (!cc->iv_mode) { if (!cc->iv_mode) {
ti->error = "Error kmallocing iv_mode string"; ti->error = "Error kmallocing iv_mode string";
goto bad5; goto bad_iv_mode;
} }
strcpy(cc->iv_mode, ivmode); strcpy(cc->iv_mode, ivmode);
} else } else
@ -870,6 +870,8 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv)
ti->private = cc; ti->private = cc;
return 0; return 0;
bad_iv_mode:
dm_put_device(ti, cc->dev);
bad5: bad5:
bioset_free(cc->bs); bioset_free(cc->bs);
bad_bs: bad_bs: