linux-ext4 - [RFC PATCH 3/8] ext4: remove some #ifdefs in ext4_xattr_credits_for_new

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Sun, 23 Aug 2020 23:17:07 -0700
From:   Eric Biggers <ebiggers@...nel.org>
To:     linux-fscrypt@...r.kernel.org
Cc:     linux-ext4@...r.kernel.org, linux-f2fs-devel@...ts.sourceforge.net,
        linux-mtd@...ts.infradead.org, ceph-devel@...r.kernel.org,
        Jeff Layton <jlayton@...nel.org>
Subject: [RFC PATCH 3/8] ext4: remove some #ifdefs in ext4_xattr_credits_for_new_inode()

From: Eric Biggers <ebiggers@...gle.com>

We don't need #ifdefs for CONFIG_SECURITY and CONFIG_INTEGRITY;
IS_ENABLED() is sufficient.

Signed-off-by: Eric Biggers <ebiggers@...gle.com>
---
 fs/ext4/ialloc.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 0cc576005a923..3e9c50eb857be 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -763,13 +763,12 @@ static int ext4_xattr_credits_for_new_inode(struct inode *dir, mode_t mode,
 	}
 #endif
 
-#ifdef CONFIG_SECURITY
-	{
+	if (IS_ENABLED(CONFIG_SECURITY)) {
 		int num_security_xattrs = 1;
 
-#ifdef CONFIG_INTEGRITY
-		num_security_xattrs++;
-#endif
+		if (IS_ENABLED(CONFIG_INTEGRITY))
+			num_security_xattrs++;
+
 		/*
 		 * We assume that security xattrs are never more than 1k.
 		 * In practice they are under 128 bytes.
@@ -779,7 +778,7 @@ static int ext4_xattr_credits_for_new_inode(struct inode *dir, mode_t mode,
 						 NULL /* block_bh */, 1024,
 						 true /* is_create */);
 	}
-#endif
+
 	if (encrypt)
 		nblocks += __ext4_xattr_set_credits(sb,
 						    NULL /* inode */,
-- 
2.28.0