diff options
| author |   Dmitry Kasatkin <dmitry.kasatkin@gmail.com> | 2014-10-01 21:43:10 +0300 |
|---|---|---|
| committer |   Mimi Zohar <zohar@linux.vnet.ibm.com> | 2014-10-07 14:32:54 -0400 |
| commit | 456f5fd3f6017f10d04d459159ac7bd9e3815c5e (patch) | |
| tree | 304de71a234e3c302f7b372f72affd5661f30221 /security/integrity/ima/ima_api.c | |
| parent | evm: skip replacing EVM signature with HMAC on read-only filesystem (diff) | |
| download | wireguard-linux-456f5fd3f6017f10d04d459159ac7bd9e3815c5e.tar.xz wireguard-linux-456f5fd3f6017f10d04d459159ac7bd9e3815c5e.zip | |
ima: use path names cache
__getname() uses slab allocation which is faster than kmalloc.
Make use of it.
Signed-off-by: Dmitry Kasatkin <d.kasatkin@samsung.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 | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/security/integrity/ima/ima_api.c b/security/integrity/ima/ima_api.c index 86885979918c..a99eb6d4bc09 100644 --- a/security/integrity/ima/ima_api.c +++ b/security/integrity/ima/ima_api.c @@ -325,11 +325,11 @@ const char *ima_d_path(struct path *path, char **pathbuf) { char *pathname = NULL; - *pathbuf = kmalloc(PATH_MAX, GFP_KERNEL); + *pathbuf = __getname(); if (*pathbuf) { pathname = d_absolute_path(path, *pathbuf, PATH_MAX); if (IS_ERR(pathname)) { - kfree(*pathbuf); + __putname(*pathbuf); *pathbuf = NULL; pathname = NULL; } |