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integrity: add ima_counts_put (updated)

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This patch fixes an imbalance message as reported by J.R. Okajima.
The IMA file counters are incremented in ima_path_check. If the
actual open fails, such as ETXTBSY, decrement the counters to
prevent unnecessary imbalance messages.

Reported-by: J.R. Okajima <hooanon05@yahoo.co.jp>
Signed-off-by: Mimi Zohar <zohar@us.ibm.com>
Signed-off-by: James Morris <jmorris@namei.org>
This commit is contained in:
Mimi Zohar
2009-06-26 14:05:27 -04:00
committed by James Morris
parent 79b854c549
commit 94e5d714f6
3 changed files with 41 additions and 1 deletions
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6
include/linux/ima.h
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@ -24,6 +24,7 @@ extern int ima_path_check(struct path *path, int mask, int update_counts);
extern void ima_file_free(struct file *file);
extern int ima_file_mmap(struct file *file, unsigned long prot);
extern void ima_counts_get(struct file *file);
extern void ima_counts_put(struct path *path, int mask);
#else
static inline int ima_bprm_check(struct linux_binprm *bprm)
@ -60,5 +61,10 @@ static inline void ima_counts_get(struct file *file)
{
return;
}
static inline void ima_counts_put(struct path *path, int mask)
{
return;
}
#endif /* CONFIG_IMA_H */
#endif /* _LINUX_IMA_H */