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| author | Thorsten Blum <thorsten.blum@linux.dev> | 2026-03-28 13:20:44 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2026-04-03 03:56:13 +0300 |
| commit | 3a31b7fda695da81a2e2fe6812af94e8bf61624a (patch) | |
| tree | ca9dd30ea71d304a2279e9e01518c85f416ac0b7 | |
| parent | cdadc14359378c0cf02251c86ffbc606f55bfadd (diff) | |
| download | linux-3a31b7fda695da81a2e2fe6812af94e8bf61624a.tar.xz | |
crypto: img-hash - use list_first_entry_or_null to simplify digest
Use list_first_entry_or_null() to simplify img_hash_digest() and remove
the now-unused local 'struct img_hash_dev *' variables. Use 'ctx->hdev'
when calling img_hash_handle_queue() instead of 'tctx->hdev'.
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
| -rw-r--r-- | drivers/crypto/img-hash.c | 21 |
1 files changed, 6 insertions, 15 deletions
diff --git a/drivers/crypto/img-hash.c b/drivers/crypto/img-hash.c index 7195c37dd102..f2d00b1d6b24 100644 --- a/drivers/crypto/img-hash.c +++ b/drivers/crypto/img-hash.c @@ -629,24 +629,15 @@ static int img_hash_digest(struct ahash_request *req) struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); struct img_hash_ctx *tctx = crypto_ahash_ctx(tfm); struct img_hash_request_ctx *ctx = ahash_request_ctx(req); - struct img_hash_dev *hdev = NULL; - struct img_hash_dev *tmp; int err; spin_lock(&img_hash.lock); - if (!tctx->hdev) { - list_for_each_entry(tmp, &img_hash.dev_list, list) { - hdev = tmp; - break; - } - tctx->hdev = hdev; - - } else { - hdev = tctx->hdev; - } - + if (!tctx->hdev) + tctx->hdev = list_first_entry_or_null(&img_hash.dev_list, + struct img_hash_dev, list); + ctx->hdev = tctx->hdev; spin_unlock(&img_hash.lock); - ctx->hdev = hdev; + ctx->flags = 0; ctx->digsize = crypto_ahash_digestsize(tfm); @@ -675,7 +666,7 @@ static int img_hash_digest(struct ahash_request *req) ctx->sgfirst = req->src; ctx->nents = sg_nents(ctx->sg); - err = img_hash_handle_queue(tctx->hdev, req); + err = img_hash_handle_queue(ctx->hdev, req); return err; } |