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| author | Eric Paris <eparis@redhat.com> | 2010-07-23 11:44:09 -0400 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2010-08-02 15:35:08 +1000 |
| commit | 49b7b8de46d293113a0a0bb026ff7bd833c73367 (patch) | |
| tree | ff29778c49a8ac1511249cc268ddbb2c6ddb86a9 /security | |
| parent | b782e0a68d17894d9a618ffea55b33639faa6bb4 (diff) | |
| download | linux-49b7b8de46d293113a0a0bb026ff7bd833c73367.tar.gz linux-49b7b8de46d293113a0a0bb026ff7bd833c73367.tar.bz2 linux-49b7b8de46d293113a0a0bb026ff7bd833c73367.zip | |
selinux: place open in the common file perms
kernel can dynamically remap perms. Drop the open lookup table and put open
in the common file perms.
Signed-off-by: Eric Paris <eparis@redhat.com>
Acked-by: Stephen D. Smalley <sds@tycho.nsa.gov>
Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'security')
| -rw-r--r-- | security/selinux/hooks.c | 24 | ||||
| -rw-r--r-- | security/selinux/include/classmap.h | 15 |
2 files changed, 11 insertions, 28 deletions
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c index 650947a72a2b..9b40f4c0ac70 100644 --- a/security/selinux/hooks.c +++ b/security/selinux/hooks.c @@ -1776,27 +1776,9 @@ static inline u32 open_file_to_av(struct file *file) { u32 av = file_to_av(file); - if (selinux_policycap_openperm) { - mode_t mode = file->f_path.dentry->d_inode->i_mode; - /* - * lnk files and socks do not really have an 'open' - */ - if (S_ISREG(mode)) - av |= FILE__OPEN; - else if (S_ISCHR(mode)) - av |= CHR_FILE__OPEN; - else if (S_ISBLK(mode)) - av |= BLK_FILE__OPEN; - else if (S_ISFIFO(mode)) - av |= FIFO_FILE__OPEN; - else if (S_ISDIR(mode)) - av |= DIR__OPEN; - else if (S_ISSOCK(mode)) - av |= SOCK_FILE__OPEN; - else - printk(KERN_ERR "SELinux: WARNING: inside %s with " - "unknown mode:%o\n", __func__, mode); - } + if (selinux_policycap_openperm) + av |= FILE__OPEN; + return av; } diff --git a/security/selinux/include/classmap.h b/security/selinux/include/classmap.h index d64603e10dbe..41990cbba760 100644 --- a/security/selinux/include/classmap.h +++ b/security/selinux/include/classmap.h @@ -2,7 +2,8 @@ "getattr", "setattr", "lock", "relabelfrom", "relabelto", "append" #define COMMON_FILE_PERMS COMMON_FILE_SOCK_PERMS, "unlink", "link", \ - "rename", "execute", "swapon", "quotaon", "mounton", "audit_access" + "rename", "execute", "swapon", "quotaon", "mounton", "audit_access", \ + "open" #define COMMON_SOCK_PERMS COMMON_FILE_SOCK_PERMS, "bind", "connect", \ "listen", "accept", "getopt", "setopt", "shutdown", "recvfrom", \ @@ -43,22 +44,22 @@ struct security_class_mapping secclass_map[] = { "quotaget", NULL } }, { "file", { COMMON_FILE_PERMS, - "execute_no_trans", "entrypoint", "execmod", "open", NULL } }, + "execute_no_trans", "entrypoint", "execmod", NULL } }, { "dir", { COMMON_FILE_PERMS, "add_name", "remove_name", - "reparent", "search", "rmdir", "open", NULL } }, + "reparent", "search", "rmdir", NULL } }, { "fd", { "use", NULL } }, { "lnk_file", { COMMON_FILE_PERMS, NULL } }, { "chr_file", { COMMON_FILE_PERMS, - "execute_no_trans", "entrypoint", "execmod", "open", NULL } }, + "execute_no_trans", "entrypoint", "execmod", NULL } }, { "blk_file", - { COMMON_FILE_PERMS, "open", NULL } }, + { COMMON_FILE_PERMS, NULL } }, { "sock_file", - { COMMON_FILE_PERMS, "open", NULL } }, + { COMMON_FILE_PERMS, NULL } }, { "fifo_file", - { COMMON_FILE_PERMS, "open", NULL } }, + { COMMON_FILE_PERMS, NULL } }, { "socket", { COMMON_SOCK_PERMS, NULL } }, { "tcp_socket", |