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4bcf6f827a
It is a bug for fscrypt_put_master_key_activeref() to see a NULL keyring. But it used to be possible due to the bug, now fixed, where fscrypt_destroy_keyring() was called before security_sb_delete(). To be consistent with how fscrypt_destroy_keyring() uses WARN_ON for the same issue, WARN and leak the fscrypt_master_key if the keyring is NULL instead of dereferencing the NULL pointer. This is a robustness improvement, not a fix. Link: https://lore.kernel.org/r/20230313221231.272498-4-ebiggers@kernel.org Signed-off-by: Eric Biggers <ebiggers@google.com> |
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.. | ||
bio.c | ||
crypto.c | ||
fname.c | ||
fscrypt_private.h | ||
hkdf.c | ||
hooks.c | ||
inline_crypt.c | ||
Kconfig | ||
keyring.c | ||
keysetup_v1.c | ||
keysetup.c | ||
Makefile | ||
policy.c |