diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-11-05 10:57:39 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-11-05 10:57:39 -0800 |
| commit | d4116f820496ae3af5225d09450edc7791df0045 (patch) | |
| tree | 54205739d4e65788757882fdda5dbd9687d93966 /fs | |
| parent | 608221fdf9a2170962295dcfbea53dc5c50d1a74 (diff) | |
| parent | 4c3da2209b1261af9a948b7509a38904c8eee554 (diff) | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6:
sysfs: Don't leak secdata when a sysfs_dirent is freed.
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/sysfs/dir.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c index 5fad489ce5b..e0201837d24 100644 --- a/fs/sysfs/dir.c +++ b/fs/sysfs/dir.c @@ -21,6 +21,7 @@ #include <linux/completion.h> #include <linux/mutex.h> #include <linux/slab.h> +#include <linux/security.h> #include "sysfs.h" DEFINE_MUTEX(sysfs_mutex); @@ -285,6 +286,9 @@ void release_sysfs_dirent(struct sysfs_dirent * sd) sysfs_put(sd->s_symlink.target_sd); if (sysfs_type(sd) & SYSFS_COPY_NAME) kfree(sd->s_name); + if (sd->s_iattr && sd->s_iattr->ia_secdata) + security_release_secctx(sd->s_iattr->ia_secdata, + sd->s_iattr->ia_secdata_len); kfree(sd->s_iattr); sysfs_free_ino(sd->s_ino); kmem_cache_free(sysfs_dir_cachep, sd); |