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| author | Stefan Berger <stefanb@linux.ibm.com> | 2024-02-23 12:25:04 -0500 |
|---|---|---|
| committer | Mimi Zohar <zohar@linux.ibm.com> | 2024-04-09 17:14:56 -0400 |
| commit | c21632b66895eb23c05e4eeedb68128fb243d168 (patch) | |
| tree | 89b9c978d4d081f234106d00bcd37d0f2572b565 /security/integrity | |
| parent | 38aa3f5ac6d2de6b471ecb6e1cd878957ae7e8de (diff) | |
| download | linux-c21632b66895eb23c05e4eeedb68128fb243d168.tar.gz linux-c21632b66895eb23c05e4eeedb68128fb243d168.tar.bz2 linux-c21632b66895eb23c05e4eeedb68128fb243d168.zip | |
ima: Rename backing_inode to real_inode
Rename the backing_inode variable to real_inode since it gets its value
from real_inode().
Suggested-by: Amir Goldstein <amir73il@gmail.com>
Co-developed-by: Mimi Zohar <zohar@linux.ibm.com>
Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
Acked-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Mimi Zohar <zohar@linux.ibm.com>
Diffstat (limited to 'security/integrity')
| -rw-r--r-- | security/integrity/ima/ima_main.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c index fff155f230a5..eebf629f192e 100644 --- a/security/integrity/ima/ima_main.c +++ b/security/integrity/ima/ima_main.c @@ -208,7 +208,7 @@ static int process_measurement(struct file *file, const struct cred *cred, u32 secid, char *buf, loff_t size, int mask, enum ima_hooks func) { - struct inode *backing_inode, *inode = file_inode(file); + struct inode *real_inode, *inode = file_inode(file); struct ima_iint_cache *iint = NULL; struct ima_template_desc *template_desc = NULL; char *pathbuf = NULL; @@ -285,14 +285,16 @@ static int process_measurement(struct file *file, const struct cred *cred, iint->measured_pcrs = 0; } - /* Detect and re-evaluate changes made to the backing file. */ - backing_inode = d_real_inode(file_dentry(file)); - if (backing_inode != inode && + /* + * On stacked filesystems, detect and re-evaluate file data changes. + */ + real_inode = d_real_inode(file_dentry(file)); + if (real_inode != inode && (action & IMA_DO_MASK) && (iint->flags & IMA_DONE_MASK)) { - if (!IS_I_VERSION(backing_inode) || - backing_inode->i_sb->s_dev != iint->real_dev || - backing_inode->i_ino != iint->real_ino || - !inode_eq_iversion(backing_inode, iint->version)) { + if (!IS_I_VERSION(real_inode) || + real_inode->i_sb->s_dev != iint->real_dev || + real_inode->i_ino != iint->real_ino || + !inode_eq_iversion(real_inode, iint->version)) { iint->flags &= ~IMA_DONE_MASK; iint->measured_pcrs = 0; } |