From: Ahmad Fatoum <a.fatoum@pengutronix.de> To: Alasdair Kergon <agk@redhat.com>, Mike Snitzer <snitzer@redhat.com>, dm-devel@redhat.com Cc: kernel@pengutronix.de, Arnd Bergmann <arnd@arndb.de>, Ahmad Fatoum <a.fatoum@pengutronix.de>, Dmitry Baryshkov <dbaryshkov@gmail.com>, linux-kernel@vger.kernel.org Subject: [PATCH 1/2] dm crypt: replaced #if defined with IS_ENABLED Date: Fri, 22 Jan 2021 09:43:20 +0100 [thread overview] Message-ID: <20210122084321.24012-1-a.fatoum@pengutronix.de> (raw) IS_ENABLED(CONFIG_ENCRYPTED_KEYS) is true whether the option is built-in or a module, so use it instead of #if defined checking for each separately. The other #if was to avoid a static function defined, but unused warning. As we now always build the callsite when the function is defined, we can remove that first #if guard. Suggested-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de> --- Cc: Dmitry Baryshkov <dbaryshkov@gmail.com> --- drivers/md/dm-crypt.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index 8c874710f0bc..7eeb9248eda5 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -2436,7 +2436,6 @@ static int set_key_user(struct crypt_config *cc, struct key *key) return 0; } -#if defined(CONFIG_ENCRYPTED_KEYS) || defined(CONFIG_ENCRYPTED_KEYS_MODULE) static int set_key_encrypted(struct crypt_config *cc, struct key *key) { const struct encrypted_key_payload *ekp; @@ -2452,7 +2451,6 @@ static int set_key_encrypted(struct crypt_config *cc, struct key *key) return 0; } -#endif /* CONFIG_ENCRYPTED_KEYS */ static int crypt_set_keyring_key(struct crypt_config *cc, const char *key_string) { @@ -2482,11 +2480,10 @@ static int crypt_set_keyring_key(struct crypt_config *cc, const char *key_string } else if (!strncmp(key_string, "user:", key_desc - key_string + 1)) { type = &key_type_user; set_key = set_key_user; -#if defined(CONFIG_ENCRYPTED_KEYS) || defined(CONFIG_ENCRYPTED_KEYS_MODULE) - } else if (!strncmp(key_string, "encrypted:", key_desc - key_string + 1)) { + } else if (IS_ENABLED(CONFIG_ENCRYPTED_KEYS) && + !strncmp(key_string, "encrypted:", key_desc - key_string + 1)) { type = &key_type_encrypted; set_key = set_key_encrypted; -#endif } else { return -EINVAL; } -- 2.30.0
WARNING: multiple messages have this Message-ID (diff)
From: Ahmad Fatoum <a.fatoum@pengutronix.de> To: Alasdair Kergon <agk@redhat.com>, Mike Snitzer <snitzer@redhat.com>, dm-devel@redhat.com Cc: Dmitry Baryshkov <dbaryshkov@gmail.com>, Ahmad Fatoum <a.fatoum@pengutronix.de>, Arnd Bergmann <arnd@arndb.de>, kernel@pengutronix.de, linux-kernel@vger.kernel.org Subject: [dm-devel] [PATCH 1/2] dm crypt: replaced #if defined with IS_ENABLED Date: Fri, 22 Jan 2021 09:43:20 +0100 [thread overview] Message-ID: <20210122084321.24012-1-a.fatoum@pengutronix.de> (raw) IS_ENABLED(CONFIG_ENCRYPTED_KEYS) is true whether the option is built-in or a module, so use it instead of #if defined checking for each separately. The other #if was to avoid a static function defined, but unused warning. As we now always build the callsite when the function is defined, we can remove that first #if guard. Suggested-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de> --- Cc: Dmitry Baryshkov <dbaryshkov@gmail.com> --- drivers/md/dm-crypt.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index 8c874710f0bc..7eeb9248eda5 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -2436,7 +2436,6 @@ static int set_key_user(struct crypt_config *cc, struct key *key) return 0; } -#if defined(CONFIG_ENCRYPTED_KEYS) || defined(CONFIG_ENCRYPTED_KEYS_MODULE) static int set_key_encrypted(struct crypt_config *cc, struct key *key) { const struct encrypted_key_payload *ekp; @@ -2452,7 +2451,6 @@ static int set_key_encrypted(struct crypt_config *cc, struct key *key) return 0; } -#endif /* CONFIG_ENCRYPTED_KEYS */ static int crypt_set_keyring_key(struct crypt_config *cc, const char *key_string) { @@ -2482,11 +2480,10 @@ static int crypt_set_keyring_key(struct crypt_config *cc, const char *key_string } else if (!strncmp(key_string, "user:", key_desc - key_string + 1)) { type = &key_type_user; set_key = set_key_user; -#if defined(CONFIG_ENCRYPTED_KEYS) || defined(CONFIG_ENCRYPTED_KEYS_MODULE) - } else if (!strncmp(key_string, "encrypted:", key_desc - key_string + 1)) { + } else if (IS_ENABLED(CONFIG_ENCRYPTED_KEYS) && + !strncmp(key_string, "encrypted:", key_desc - key_string + 1)) { type = &key_type_encrypted; set_key = set_key_encrypted; -#endif } else { return -EINVAL; } -- 2.30.0 -- dm-devel mailing list dm-devel@redhat.com https://www.redhat.com/mailman/listinfo/dm-devel
next reply other threads:[~2021-01-22 8:50 UTC|newest] Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-01-22 8:43 Ahmad Fatoum [this message] 2021-01-22 8:43 ` [dm-devel] [PATCH 1/2] dm crypt: replaced #if defined with IS_ENABLED Ahmad Fatoum 2021-01-22 8:43 ` [PATCH 2/2] dm crypt: support using trusted keys Ahmad Fatoum 2021-01-22 8:43 ` [dm-devel] " Ahmad Fatoum 2021-01-22 18:05 ` Jarkko Sakkinen 2021-01-22 18:05 ` [dm-devel] " Jarkko Sakkinen 2021-01-22 18:18 ` Jarkko Sakkinen 2021-01-22 18:18 ` [dm-devel] " Jarkko Sakkinen 2021-01-22 19:04 ` Ahmad Fatoum 2021-01-22 19:04 ` [dm-devel] " Ahmad Fatoum 2021-02-02 15:12 ` Ahmad Fatoum 2021-02-02 15:12 ` [dm-devel] " Ahmad Fatoum 2021-02-02 18:10 ` [PATCH 1/2] dm crypt: replaced #if defined with IS_ENABLED Mike Snitzer 2021-02-02 18:10 ` [dm-devel] " Mike Snitzer 2021-02-02 18:19 ` Ahmad Fatoum 2021-02-02 18:19 ` [dm-devel] " Ahmad Fatoum 2021-02-03 0:33 ` Dmitry Baryshkov 2021-02-03 0:33 ` [dm-devel] " Dmitry Baryshkov
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20210122084321.24012-1-a.fatoum@pengutronix.de \ --to=a.fatoum@pengutronix.de \ --cc=agk@redhat.com \ --cc=arnd@arndb.de \ --cc=dbaryshkov@gmail.com \ --cc=dm-devel@redhat.com \ --cc=kernel@pengutronix.de \ --cc=linux-kernel@vger.kernel.org \ --cc=snitzer@redhat.com \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.