[PATCH 4.7 111/184] dm crypt: fix free of bad values after tfm allocation failure

4.7-stable review patch. If anyone has any objections, please let me know. -- From: Eric Biggers commit 5d0be84ec0cacfc7a6d6ea548afdd07d481324cd upstream. If crypt_alloc_tfms() had to allocate multiple tfms and it failed before the last allocation, then

[PATCH 4.7 111/184] dm crypt: fix free of bad values after tfm allocation failure

4.7-stable review patch. If anyone has any objections, please let me know. -- From: Eric Biggers commit 5d0be84ec0cacfc7a6d6ea548afdd07d481324cd upstream. If crypt_alloc_tfms() had to allocate multiple tfms and it failed before the last allocation, then it would call