| 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
| ||
|
Message-Id: <20140514201352.b13f869a120da7d320340ec1@skynet.be>
Date: Wed, 14 May 2014 20:13:52 +0200
From: Fabian Frederick <fabf@...net.be>
To: linux-kernel <linux-kernel@...r.kernel.org>
Cc: akpm <akpm@...ux-foundation.org>, Joe <joe@...ches.com>
Subject: [PATCH V2 2/3] FS/EFS: add pr_fmt / use __func__
Also uniformize function arguments
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: Joe Perches <joe@...ches.com>
Signed-off-by: Fabian Frederick <fabf@...net.be>
---
fs/efs/dir.c | 11 +++++++----
fs/efs/efs.h | 6 ++++++
fs/efs/file.c | 12 +++++-------
fs/efs/inode.c | 24 ++++++++++++++----------
fs/efs/namei.c | 8 +++++---
fs/efs/super.c | 23 ++++++++++++-----------
6 files changed, 49 insertions(+), 35 deletions(-)
diff --git a/fs/efs/dir.c b/fs/efs/dir.c
index 46a9a60..7f97031 100644
--- a/fs/efs/dir.c
+++ b/fs/efs/dir.c
@@ -26,7 +26,8 @@ static int efs_readdir(struct file *file, struct dir_context *ctx)
int slot;
if (inode->i_size & (EFS_DIRBSIZE-1))
- pr_warn("EFS: WARNING: readdir(): directory size not a multiple of EFS_DIRBSIZE\n");
+ pr_warn("%s(): directory size not a multiple of EFS_DIRBSIZE\n",
+ __func__);
/* work out where this entry can be found */
block = ctx->pos >> EFS_DIRBSIZE_BITS;
@@ -43,14 +44,15 @@ static int efs_readdir(struct file *file, struct dir_context *ctx)
bh = sb_bread(inode->i_sb, efs_bmap(inode, block));
if (!bh) {
- pr_err("EFS: readdir(): failed to read dir block %d\n", block);
+ pr_err("%s(): failed to read dir block %d\n",
+ __func__, block);
break;
}
dirblock = (struct efs_dir *) bh->b_data;
if (be16_to_cpu(dirblock->magic) != EFS_DIRBLK_MAGIC) {
- pr_err("EFS: readdir(): invalid directory block\n");
+ pr_err("%s(): invalid directory block\n", __func__);
brelse(bh);
break;
}
@@ -80,7 +82,8 @@ static int efs_readdir(struct file *file, struct dir_context *ctx)
/* sanity check */
if (nameptr - (char *) dirblock + namelen > EFS_DIRBSIZE) {
- pr_warn("EFS: directory entry %d exceeds directory block\n", slot);
+ pr_warn("directory entry %d exceeds directory block\n",
+ slot);
continue;
}
diff --git a/fs/efs/efs.h b/fs/efs/efs.h
index 5528926..5bbf961 100644
--- a/fs/efs/efs.h
+++ b/fs/efs/efs.h
@@ -7,6 +7,12 @@
#ifndef _EFS_EFS_H_
#define _EFS_EFS_H_
+#ifdef pr_fmt
+#undef pr_fmt
+#endif
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/fs.h>
#include <asm/uaccess.h>
diff --git a/fs/efs/file.c b/fs/efs/file.c
index a75c710..a37dcee 100644
--- a/fs/efs/file.c
+++ b/fs/efs/file.c
@@ -22,10 +22,8 @@ int efs_get_block(struct inode *inode, sector_t iblock,
/*
* i have no idea why this happens as often as it does
*/
- pr_warn("EFS: bmap(): block %d >= %ld (filesize %ld)\n",
- block,
- inode->i_blocks,
- inode->i_size);
+ pr_warn("%s(): block %d >= %ld (filesize %ld)\n",
+ __func__, block, inode->i_blocks, inode->i_size);
#endif
return 0;
}
@@ -38,7 +36,7 @@ int efs_get_block(struct inode *inode, sector_t iblock,
int efs_bmap(struct inode *inode, efs_block_t block) {
if (block < 0) {
- pr_warn("EFS: bmap(): block < 0\n");
+ pr_warn("%s(): block < 0\n", __func__);
return 0;
}
@@ -48,8 +46,8 @@ int efs_bmap(struct inode *inode, efs_block_t block) {
/*
* i have no idea why this happens as often as it does
*/
- pr_warn("EFS: bmap(): block %d >= %ld (filesize %ld)\n",
- block, inode->i_blocks, inode->i_size);
+ pr_warn("%s(): block %d >= %ld (filesize %ld)\n",
+ __func__, block, inode->i_blocks, inode->i_size);
#endif
return 0;
}
diff --git a/fs/efs/inode.c b/fs/efs/inode.c
index 54f1cbb..6c9684a 100644
--- a/fs/efs/inode.c
+++ b/fs/efs/inode.c
@@ -89,7 +89,7 @@ struct inode *efs_iget(struct super_block *super, unsigned long ino)
bh = sb_bread(inode->i_sb, block);
if (!bh) {
- pr_warn("EFS: bread() failed at block %d\n", block);
+ pr_warn("%s() failed at block %d\n", __func__, block);
goto read_inode_error;
}
@@ -130,7 +130,8 @@ struct inode *efs_iget(struct super_block *super, unsigned long ino)
for(i = 0; i < EFS_DIRECTEXTENTS; i++) {
extent_copy(&(efs_inode->di_u.di_extents[i]), &(in->extents[i]));
if (i < in->numextents && in->extents[i].cooked.ex_magic != 0) {
- pr_warn("EFS: extent %d has bad magic number in inode %lu\n", i, inode->i_ino);
+ pr_warn("extent %d has bad magic number in inode %lu\n",
+ i, inode->i_ino);
brelse(bh);
goto read_inode_error;
}
@@ -162,7 +163,7 @@ struct inode *efs_iget(struct super_block *super, unsigned long ino)
init_special_inode(inode, inode->i_mode, device);
break;
default:
- pr_warn("EFS: unsupported inode mode %o\n", inode->i_mode);
+ pr_warn("unsupported inode mode %o\n", inode->i_mode);
goto read_inode_error;
break;
}
@@ -171,7 +172,7 @@ struct inode *efs_iget(struct super_block *super, unsigned long ino)
return inode;
read_inode_error:
- pr_warn("EFS: failed to read inode %lu\n", inode->i_ino);
+ pr_warn("failed to read inode %lu\n", inode->i_ino);
iget_failed(inode);
return ERR_PTR(-EIO);
}
@@ -216,7 +217,7 @@ efs_block_t efs_map_block(struct inode *inode, efs_block_t block) {
/* if we only have one extent then nothing can be found */
if (in->numextents == 1) {
- pr_err("EFS: map_block() failed to map (1 extent)\n");
+ pr_err("%s() failed to map (1 extent)\n", __func__);
return 0;
}
@@ -234,7 +235,7 @@ efs_block_t efs_map_block(struct inode *inode, efs_block_t block) {
}
}
- pr_err("EFS: map_block() failed to map block %u (dir)\n", block);
+ pr_err("%s() failed to map block %u (dir)\n", __func__, block);
return 0;
}
@@ -262,7 +263,8 @@ efs_block_t efs_map_block(struct inode *inode, efs_block_t block) {
if (dirext == direxts) {
/* should never happen */
- pr_err("EFS: couldn't find direct extent for indirect extent %d (block %u)\n", cur, block);
+ pr_err("couldn't find direct extent for indirect extent %d (block %u)\n",
+ cur, block);
if (bh) brelse(bh);
return 0;
}
@@ -279,7 +281,8 @@ efs_block_t efs_map_block(struct inode *inode, efs_block_t block) {
bh = sb_bread(inode->i_sb, iblock);
if (!bh) {
- pr_err("EFS: bread() failed at block %d\n", iblock);
+ pr_err("%s() failed at block %d\n",
+ __func__, iblock);
return 0;
}
#ifdef DEBUG
@@ -294,7 +297,8 @@ efs_block_t efs_map_block(struct inode *inode, efs_block_t block) {
extent_copy(&(exts[ioffset]), &ext);
if (ext.cooked.ex_magic != 0) {
- pr_err("EFS: extent %d has bad magic number in block %d\n", cur, iblock);
+ pr_err("extent %d has bad magic number in block %d\n",
+ cur, iblock);
if (bh) brelse(bh);
return 0;
}
@@ -306,7 +310,7 @@ efs_block_t efs_map_block(struct inode *inode, efs_block_t block) {
}
}
if (bh) brelse(bh);
- pr_err("EFS: map_block() failed to map block %u (indir)\n", block);
+ pr_err("%s() failed to map block %u (indir)\n", __func__, block);
return 0;
}
diff --git a/fs/efs/namei.c b/fs/efs/namei.c
index 527d0b9..356c044 100644
--- a/fs/efs/namei.c
+++ b/fs/efs/namei.c
@@ -23,20 +23,22 @@ static efs_ino_t efs_find_entry(struct inode *inode, const char *name, int len)
efs_block_t block;
if (inode->i_size & (EFS_DIRBSIZE-1))
- pr_warn("EFS: WARNING: find_entry(): directory size not a multiple of EFS_DIRBSIZE\n");
+ pr_warn("%s(): directory size not a multiple of EFS_DIRBSIZE\n",
+ __func__);
for(block = 0; block < inode->i_blocks; block++) {
bh = sb_bread(inode->i_sb, efs_bmap(inode, block));
if (!bh) {
- pr_err("EFS: find_entry(): failed to read dir block %d\n", block);
+ pr_err("%s(): failed to read dir block %d\n",
+ __func__, block);
return 0;
}
dirblock = (struct efs_dir *) bh->b_data;
if (be16_to_cpu(dirblock->magic) != EFS_DIRBLK_MAGIC) {
- pr_err("EFS: find_entry(): invalid directory block\n");
+ pr_err("%s(): invalid directory block\n", __func__);
brelse(bh);
return(0);
}
diff --git a/fs/efs/super.c b/fs/efs/super.c
index 0590232..cd1399e 100644
--- a/fs/efs/super.c
+++ b/fs/efs/super.c
@@ -134,7 +134,7 @@ static const struct export_operations efs_export_ops = {
static int __init init_efs_fs(void) {
int err;
- pr_info("EFS: "EFS_VERSION" - http://aeschi.ch.eu.org/efs/\n");
+ pr_info(EFS_VERSION" - http://aeschi.ch.eu.org/efs/\n");
err = init_inodecache();
if (err)
goto out1;
@@ -179,7 +179,7 @@ static efs_block_t efs_validate_vh(struct volume_header *vh) {
csum += be32_to_cpu(cs);
}
if (csum) {
- pr_warn("EFS: SGI disklabel: checksum bad, label corrupted\n");
+ pr_warn("SGI disklabel: checksum bad, label corrupted\n");
return 0;
}
@@ -226,10 +226,10 @@ static efs_block_t efs_validate_vh(struct volume_header *vh) {
}
if (slice == -1) {
- pr_notice("EFS: partition table contained no EFS partitions\n");
+ pr_notice("partition table contained no EFS partitions\n");
#ifdef DEBUG
} else {
- pr_info("EFS: using slice %d (type %s, offset 0x%x)\n", slice,
+ pr_info("using slice %d (type %s, offset 0x%x)\n", slice,
(pt_entry->pt_name) ? pt_entry->pt_name : "unknown",
sblock);
#endif
@@ -267,7 +267,7 @@ static int efs_fill_super(struct super_block *s, void *d, int silent)
s->s_magic = EFS_SUPER_MAGIC;
if (!sb_set_blocksize(s, EFS_BLOCKSIZE)) {
- pr_err("EFS: device does not support %d byte blocks\n",
+ pr_err("device does not support %d byte blocks\n",
EFS_BLOCKSIZE);
return -EINVAL;
}
@@ -276,7 +276,7 @@ static int efs_fill_super(struct super_block *s, void *d, int silent)
bh = sb_bread(s, 0);
if (!bh) {
- pr_err("EFS: cannot read volume header\n");
+ pr_err("cannot read volume header\n");
return -EINVAL;
}
@@ -294,13 +294,14 @@ static int efs_fill_super(struct super_block *s, void *d, int silent)
bh = sb_bread(s, sb->fs_start + EFS_SUPER);
if (!bh) {
- pr_err("EFS: cannot read superblock\n");
+ pr_err("cannot read superblock\n");
return -EINVAL;
}
if (efs_validate_super(sb, (struct efs_super *) bh->b_data)) {
#ifdef DEBUG
- pr_warn("EFS: invalid superblock at block %u\n", sb->fs_start + EFS_SUPER);
+ pr_warn("invalid superblock at block %u\n",
+ sb->fs_start + EFS_SUPER);
#endif
brelse(bh);
return -EINVAL;
@@ -309,7 +310,7 @@ static int efs_fill_super(struct super_block *s, void *d, int silent)
if (!(s->s_flags & MS_RDONLY)) {
#ifdef DEBUG
- pr_info("EFS: forcing read-only mode\n");
+ pr_info("forcing read-only mode\n");
#endif
s->s_flags |= MS_RDONLY;
}
@@ -317,13 +318,13 @@ static int efs_fill_super(struct super_block *s, void *d, int silent)
s->s_export_op = &efs_export_ops;
root = efs_iget(s, EFS_ROOTINODE);
if (IS_ERR(root)) {
- pr_err("EFS: get root inode failed\n");
+ pr_err("get root inode failed\n");
return PTR_ERR(root);
}
s->s_root = d_make_root(root);
if (!(s->s_root)) {
- pr_err("EFS: get root dentry failed\n");
+ pr_err("get root dentry failed\n");
return -ENOMEM;
}
--
1.9.1
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists