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| author | Richard Weinberger <richard@nod.at> | 2013-09-28 15:55:15 +0200 |
|---|---|---|
| committer | Artem Bityutskiy <artem.bityutskiy@linux.intel.com> | 2013-10-03 19:42:50 +0300 |
| commit | fe24c6e5f51ec5ea42d432f67618a084047a23ed (patch) | |
| tree | e11b37d53afb20b075cb85f8fa1546c86b21d0d9 /drivers/mtd | |
| parent | 55b80c409a1368b8dff3c78943101bccb0ea3aa1 (diff) | |
| download | talos-obmc-linux-fe24c6e5f51ec5ea42d432f67618a084047a23ed.tar.gz talos-obmc-linux-fe24c6e5f51ec5ea42d432f67618a084047a23ed.zip | |
UBI: Fix memory leak in ubi_attach_fastmap() error path
On error we have to free all three temporary lists.
Reported-by: Richard Genoud <richard.genoud@gmail.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/ubi/fastmap.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/mtd/ubi/fastmap.c b/drivers/mtd/ubi/fastmap.c index 05067f522476..4cfc8da27221 100644 --- a/drivers/mtd/ubi/fastmap.c +++ b/drivers/mtd/ubi/fastmap.c @@ -841,6 +841,19 @@ static int ubi_attach_fastmap(struct ubi_device *ubi, fail_bad: ret = UBI_BAD_FASTMAP; fail: + list_for_each_entry_safe(tmp_aeb, _tmp_aeb, &used, u.list) { + kmem_cache_free(ai->aeb_slab_cache, tmp_aeb); + list_del(&tmp_aeb->u.list); + } + list_for_each_entry_safe(tmp_aeb, _tmp_aeb, &eba_orphans, u.list) { + kmem_cache_free(ai->aeb_slab_cache, tmp_aeb); + list_del(&tmp_aeb->u.list); + } + list_for_each_entry_safe(tmp_aeb, _tmp_aeb, &free, u.list) { + kmem_cache_free(ai->aeb_slab_cache, tmp_aeb); + list_del(&tmp_aeb->u.list); + } + return ret; } |
