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author | Dmitry Kasatkin | 2012-09-03 23:40:17 +0200 |
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committer | Mimi Zohar | 2013-01-16 23:50:03 +0100 |
commit | ea1046d4c57ee6e3d5f68f19dd9a45bbab0b71a0 (patch) | |
tree | 5779ef0eadc9b871f0b1b06cc0107d0c28dfc726 /security/integrity/ima/ima_api.c | |
parent | integrity: reduce storage size for ima_status and evm_status (diff) | |
download | kernel-qcow2-linux-ea1046d4c57ee6e3d5f68f19dd9a45bbab0b71a0.tar.gz kernel-qcow2-linux-ea1046d4c57ee6e3d5f68f19dd9a45bbab0b71a0.tar.xz kernel-qcow2-linux-ea1046d4c57ee6e3d5f68f19dd9a45bbab0b71a0.zip |
ima: move full pathname resolution to separate function
Define a new function ima_d_path(), which returns the full pathname.
This function will be used further, for example, by the directory
verification code.
Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@intel.com>
Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com>
Diffstat (limited to 'security/integrity/ima/ima_api.c')
-rw-r--r-- | security/integrity/ima/ima_api.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/security/integrity/ima/ima_api.c b/security/integrity/ima/ima_api.c index fc722b44c416..9382a4c568b2 100644 --- a/security/integrity/ima/ima_api.c +++ b/security/integrity/ima/ima_api.c @@ -237,3 +237,20 @@ void ima_audit_measurement(struct integrity_iint_cache *iint, iint->flags |= IMA_AUDITED; } + +const char *ima_d_path(struct path *path, char **pathbuf) +{ + char *pathname = NULL; + + /* We will allow 11 spaces for ' (deleted)' to be appended */ + *pathbuf = kmalloc(PATH_MAX + 11, GFP_KERNEL); + if (*pathbuf) { + pathname = d_path(path, *pathbuf, PATH_MAX + 11); + if (IS_ERR(pathname)) { + kfree(*pathbuf); + *pathbuf = NULL; + pathname = NULL; + } + } + return pathname; +} |