crypto: caam - fix printing on xts fallback allocation error path

At the time xts fallback tfm allocation fails the device struct
hasn't been enabled yet in the caam xts tfm's private context.

Fix this by using the device struct from xts algorithm's private context
or, when not available, by replacing dev_err with pr_err.

Fixes: 9d9b14dbe077 ("crypto: caam/jr - add fallback for XTS with more than 8B IV")
Fixes: 83e8aa912138 ("crypto: caam/qi - add fallback for XTS with more than 8B IV")
Fixes: 36e2d7cfdcf1 ("crypto: caam/qi2 - add fallback for XTS with more than 8B IV")
Signed-off-by: Horia Geantă <[e-mail]>
Reviewed-by: Iuliana Prodan <[e-mail]>
Signed-off-by: Herbert Xu <[e-mail]>

drivers/crypto/caam/caamalg.c

···
 		fallback = crypto_alloc_skcipher(tfm_name, 0,
 						 CRYPTO_ALG_NEED_FALLBACK);
 		if (IS_ERR(fallback)) {
-			dev_err(ctx->jrdev, "Failed to allocate %s fallback: %ld\n",
-				tfm_name, PTR_ERR(fallback));
+			pr_err("Failed to allocate %s fallback: %ld\n",
+			       tfm_name, PTR_ERR(fallback));
 			return PTR_ERR(fallback);
 		}
 

drivers/crypto/caam/caamalg_qi.c

···
 		fallback = crypto_alloc_skcipher(tfm_name, 0,
 						 CRYPTO_ALG_NEED_FALLBACK);
 		if (IS_ERR(fallback)) {
-			dev_err(ctx->jrdev, "Failed to allocate %s fallback: %ld\n",
-				tfm_name, PTR_ERR(fallback));
+			pr_err("Failed to allocate %s fallback: %ld\n",
+			       tfm_name, PTR_ERR(fallback));
 			return PTR_ERR(fallback);
 		}
 

drivers/crypto/caam/caamalg_qi2.c

···
 		fallback = crypto_alloc_skcipher(tfm_name, 0,
 						 CRYPTO_ALG_NEED_FALLBACK);
 		if (IS_ERR(fallback)) {
-			dev_err(ctx->dev, "Failed to allocate %s fallback: %ld\n",
+			dev_err(caam_alg->caam.dev,
+				"Failed to allocate %s fallback: %ld\n",
 				tfm_name, PTR_ERR(fallback));
 			return PTR_ERR(fallback);
 		}