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---
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yaml
---
r: 327264
b: refs/heads/master
c: af84df9
h: refs/heads/master
v: v3
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Eric W. Biederman committed Sep 18, 2012
1 parent 0aee51d commit f56ed45
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Showing 5 changed files with 61 additions and 25 deletions.
2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 5f3a4a28ec140a90e6058d1d09f6b1f235d485e5
refs/heads/master: af84df93ffe3603fc6fc40a4338f9e740aad3b4e
28 changes: 20 additions & 8 deletions trunk/fs/ext2/acl.c
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Original file line number Diff line number Diff line change
Expand Up @@ -53,16 +53,23 @@ ext2_acl_from_disk(const void *value, size_t size)
case ACL_OTHER:
value = (char *)value +
sizeof(ext2_acl_entry_short);
acl->a_entries[n].e_id = ACL_UNDEFINED_ID;
break;

case ACL_USER:
value = (char *)value + sizeof(ext2_acl_entry);
if ((char *)value > end)
goto fail;
acl->a_entries[n].e_uid =
make_kuid(&init_user_ns,
le32_to_cpu(entry->e_id));
break;
case ACL_GROUP:
value = (char *)value + sizeof(ext2_acl_entry);
if ((char *)value > end)
goto fail;
acl->a_entries[n].e_id =
le32_to_cpu(entry->e_id);
acl->a_entries[n].e_gid =
make_kgid(&init_user_ns,
le32_to_cpu(entry->e_id));
break;

default:
Expand Down Expand Up @@ -96,14 +103,19 @@ ext2_acl_to_disk(const struct posix_acl *acl, size_t *size)
ext_acl->a_version = cpu_to_le32(EXT2_ACL_VERSION);
e = (char *)ext_acl + sizeof(ext2_acl_header);
for (n=0; n < acl->a_count; n++) {
const struct posix_acl_entry *acl_e = &acl->a_entries[n];
ext2_acl_entry *entry = (ext2_acl_entry *)e;
entry->e_tag = cpu_to_le16(acl->a_entries[n].e_tag);
entry->e_perm = cpu_to_le16(acl->a_entries[n].e_perm);
switch(acl->a_entries[n].e_tag) {
entry->e_tag = cpu_to_le16(acl_e->e_tag);
entry->e_perm = cpu_to_le16(acl_e->e_perm);
switch(acl_e->e_tag) {
case ACL_USER:
entry->e_id = cpu_to_le32(
from_kuid(&init_user_ns, acl_e->e_uid));
e += sizeof(ext2_acl_entry);
break;
case ACL_GROUP:
entry->e_id =
cpu_to_le32(acl->a_entries[n].e_id);
entry->e_id = cpu_to_le32(
from_kgid(&init_user_ns, acl_e->e_gid));
e += sizeof(ext2_acl_entry);
break;

Expand Down
28 changes: 20 additions & 8 deletions trunk/fs/ext3/acl.c
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Original file line number Diff line number Diff line change
Expand Up @@ -48,16 +48,23 @@ ext3_acl_from_disk(const void *value, size_t size)
case ACL_OTHER:
value = (char *)value +
sizeof(ext3_acl_entry_short);
acl->a_entries[n].e_id = ACL_UNDEFINED_ID;
break;

case ACL_USER:
value = (char *)value + sizeof(ext3_acl_entry);
if ((char *)value > end)
goto fail;
acl->a_entries[n].e_uid =
make_kuid(&init_user_ns,
le32_to_cpu(entry->e_id));
break;
case ACL_GROUP:
value = (char *)value + sizeof(ext3_acl_entry);
if ((char *)value > end)
goto fail;
acl->a_entries[n].e_id =
le32_to_cpu(entry->e_id);
acl->a_entries[n].e_gid =
make_kgid(&init_user_ns,
le32_to_cpu(entry->e_id));
break;

default:
Expand Down Expand Up @@ -91,14 +98,19 @@ ext3_acl_to_disk(const struct posix_acl *acl, size_t *size)
ext_acl->a_version = cpu_to_le32(EXT3_ACL_VERSION);
e = (char *)ext_acl + sizeof(ext3_acl_header);
for (n=0; n < acl->a_count; n++) {
const struct posix_acl_entry *acl_e = &acl->a_entries[n];
ext3_acl_entry *entry = (ext3_acl_entry *)e;
entry->e_tag = cpu_to_le16(acl->a_entries[n].e_tag);
entry->e_perm = cpu_to_le16(acl->a_entries[n].e_perm);
switch(acl->a_entries[n].e_tag) {
entry->e_tag = cpu_to_le16(acl_e->e_tag);
entry->e_perm = cpu_to_le16(acl_e->e_perm);
switch(acl_e->e_tag) {
case ACL_USER:
entry->e_id = cpu_to_le32(
from_kuid(&init_user_ns, acl_e->e_uid));
e += sizeof(ext3_acl_entry);
break;
case ACL_GROUP:
entry->e_id =
cpu_to_le32(acl->a_entries[n].e_id);
entry->e_id = cpu_to_le32(
from_kgid(&init_user_ns, acl_e->e_gid));
e += sizeof(ext3_acl_entry);
break;

Expand Down
27 changes: 20 additions & 7 deletions trunk/fs/ext4/acl.c
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Original file line number Diff line number Diff line change
Expand Up @@ -55,16 +55,23 @@ ext4_acl_from_disk(const void *value, size_t size)
case ACL_OTHER:
value = (char *)value +
sizeof(ext4_acl_entry_short);
acl->a_entries[n].e_id = ACL_UNDEFINED_ID;
break;

case ACL_USER:
value = (char *)value + sizeof(ext4_acl_entry);
if ((char *)value > end)
goto fail;
acl->a_entries[n].e_uid =
make_kuid(&init_user_ns,
le32_to_cpu(entry->e_id));
break;
case ACL_GROUP:
value = (char *)value + sizeof(ext4_acl_entry);
if ((char *)value > end)
goto fail;
acl->a_entries[n].e_id =
le32_to_cpu(entry->e_id);
acl->a_entries[n].e_gid =
make_kgid(&init_user_ns,
le32_to_cpu(entry->e_id));
break;

default:
Expand Down Expand Up @@ -98,13 +105,19 @@ ext4_acl_to_disk(const struct posix_acl *acl, size_t *size)
ext_acl->a_version = cpu_to_le32(EXT4_ACL_VERSION);
e = (char *)ext_acl + sizeof(ext4_acl_header);
for (n = 0; n < acl->a_count; n++) {
const struct posix_acl_entry *acl_e = &acl->a_entries[n];
ext4_acl_entry *entry = (ext4_acl_entry *)e;
entry->e_tag = cpu_to_le16(acl->a_entries[n].e_tag);
entry->e_perm = cpu_to_le16(acl->a_entries[n].e_perm);
switch (acl->a_entries[n].e_tag) {
entry->e_tag = cpu_to_le16(acl_e->e_tag);
entry->e_perm = cpu_to_le16(acl_e->e_perm);
switch (acl_e->e_tag) {
case ACL_USER:
entry->e_id = cpu_to_le32(
from_kuid(&init_user_ns, acl_e->e_uid));
e += sizeof(ext4_acl_entry);
break;
case ACL_GROUP:
entry->e_id = cpu_to_le32(acl->a_entries[n].e_id);
entry->e_id = cpu_to_le32(
from_kgid(&init_user_ns, acl_e->e_gid));
e += sizeof(ext4_acl_entry);
break;

Expand Down
1 change: 0 additions & 1 deletion trunk/init/Kconfig
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Original file line number Diff line number Diff line change
Expand Up @@ -927,7 +927,6 @@ config UIDGID_CONVERTED
# Features
depends on IMA = n
depends on EVM = n
depends on FS_POSIX_ACL = n
depends on QUOTA = n
depends on QUOTACTL = n

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