5.15-stable review patch. If anyone has any objections, please let me know.
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From: Gaosheng Cui cuigaosheng1@huawei.com
[ Upstream commit a3123341dc358952ce2bf8067fbdfb7eaadf71bb ]
If we fail to call crypto_sync_skcipher_setkey, we should free the memory allocation for cipher, replace err_return with err_free_cipher to free the memory of cipher.
Fixes: 4891f2d008e4 ("gss_krb5: import functionality to derive keys into the kernel") Signed-off-by: Gaosheng Cui cuigaosheng1@huawei.com Reviewed-by: Simon Horman horms@kernel.org Signed-off-by: Chuck Lever chuck.lever@oracle.com Signed-off-by: Sasha Levin sashal@kernel.org --- net/sunrpc/auth_gss/gss_krb5_keys.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/sunrpc/auth_gss/gss_krb5_keys.c b/net/sunrpc/auth_gss/gss_krb5_keys.c index 726c076950c04..fc4639687c0fd 100644 --- a/net/sunrpc/auth_gss/gss_krb5_keys.c +++ b/net/sunrpc/auth_gss/gss_krb5_keys.c @@ -161,7 +161,7 @@ u32 krb5_derive_key(const struct gss_krb5_enctype *gk5e, if (IS_ERR(cipher)) goto err_return; if (crypto_sync_skcipher_setkey(cipher, inkey->data, inkey->len)) - goto err_return; + goto err_free_cipher;
/* allocate and set up buffers */