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git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
crypto: atmel - use list_first_entry_or_null to simplify find_dev
Use list_first_entry_or_null() to simplify atmel_sha_find_dev() and
remove the now-unused local variable 'struct atmel_sha_dev *tmp'.
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
authored by
Thorsten Blum
and committed by
Herbert Xu
c708d3fa
c8a9a647
+5
-12
+5
-12
drivers/crypto/atmel-sha.c
+5
-12
drivers/crypto/atmel-sha.c
···
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static struct atmel_sha_dev *atmel_sha_find_dev(struct atmel_sha_ctx *tctx)
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{
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-
struct atmel_sha_dev *dd = NULL;
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struct atmel_sha_dev *tmp;
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+
struct atmel_sha_dev *dd;
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spin_lock_bh(&atmel_sha.lock);
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-
if (!tctx->dd) {
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list_for_each_entry(tmp, &atmel_sha.dev_list, list) {
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dd = tmp;
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break;
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}
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tctx->dd = dd;
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} else {
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dd = tctx->dd;
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}
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if (!tctx->dd)
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tctx->dd = list_first_entry_or_null(&atmel_sha.dev_list,
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struct atmel_sha_dev, list);
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dd = tctx->dd;
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spin_unlock_bh(&atmel_sha.lock);
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return dd;