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authorEric W. Biederman <ebiederm@xmission.com>2012-02-10 23:35:50 +0400
committerEric W. Biederman <ebiederm@xmission.com>2012-09-21 14:13:12 +0400
commitba64e2b9e368fbe588ed5e3bb1494cc1dc4664a4 (patch)
tree0651712f5b75e584b52570ad6cb6bc26b0b9523c /fs/isofs/inode.c
parent16525e3f146fbba1ae43740c7d3895d4f396a768 (diff)
downloadlinux-ba64e2b9e368fbe588ed5e3bb1494cc1dc4664a4.tar.xz
userns: Convert isofs to use kuid/kgid where appropriate
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Diffstat (limited to 'fs/isofs/inode.c')
-rw-r--r--fs/isofs/inode.c17
1 files changed, 11 insertions, 6 deletions
diff --git a/fs/isofs/inode.c b/fs/isofs/inode.c
index 29037c365ba4..a7d8e6cc5e0c 100644
--- a/fs/isofs/inode.c
+++ b/fs/isofs/inode.c
@@ -21,6 +21,7 @@
#include <linux/cdrom.h>
#include <linux/parser.h>
#include <linux/mpage.h>
+#include <linux/user_namespace.h>
#include "isofs.h"
#include "zisofs.h"
@@ -171,8 +172,8 @@ struct iso9660_options{
unsigned int blocksize;
umode_t fmode;
umode_t dmode;
- gid_t gid;
- uid_t uid;
+ kgid_t gid;
+ kuid_t uid;
char *iocharset;
/* LVE */
s32 session;
@@ -383,8 +384,8 @@ static int parse_options(char *options, struct iso9660_options *popt)
popt->fmode = popt->dmode = ISOFS_INVALID_MODE;
popt->uid_set = 0;
popt->gid_set = 0;
- popt->gid = 0;
- popt->uid = 0;
+ popt->gid = GLOBAL_ROOT_GID;
+ popt->uid = GLOBAL_ROOT_UID;
popt->iocharset = NULL;
popt->utf8 = 0;
popt->overriderockperm = 0;
@@ -460,13 +461,17 @@ static int parse_options(char *options, struct iso9660_options *popt)
case Opt_uid:
if (match_int(&args[0], &option))
return 0;
- popt->uid = option;
+ popt->uid = make_kuid(current_user_ns(), option);
+ if (!uid_valid(popt->uid))
+ return 0;
popt->uid_set = 1;
break;
case Opt_gid:
if (match_int(&args[0], &option))
return 0;
- popt->gid = option;
+ popt->gid = make_kgid(current_user_ns(), option);
+ if (!gid_valid(popt->gid))
+ return 0;
popt->gid_set = 1;
break;
case Opt_mode: