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authorJaegeuk Kim <jaegeuk@kernel.org>2018-04-20 23:44:59 -0700
committerJaegeuk Kim <jaegeuk@kernel.org>2018-05-02 14:30:58 -0700
commita90a0884ac75f825157470a1c17e707d487bceb6 (patch)
treee50352764c7df978080ac497a8f40aded91bbcf6 /fs/f2fs
parentb87078ad3aec0d116e8bdc91ecbe18b5c0e49896 (diff)
f2fs: check cap_resource only for data blocks
This patch changes the rule to check cap_resource for data blocks, not inode or node blocks in order to avoid selinux denial. Reviewed-by: Chao Yu <yuchao0@huawei.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
-rw-r--r--fs/f2fs/f2fs.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index d4678174baa8..f32a0c79702f 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1614,7 +1614,7 @@ static inline bool f2fs_has_xattr_block(unsigned int ofs)
}
static inline bool __allow_reserved_blocks(struct f2fs_sb_info *sbi,
- struct inode *inode)
+ struct inode *inode, bool cap)
{
if (!inode)
return true;
@@ -1627,7 +1627,7 @@ static inline bool __allow_reserved_blocks(struct f2fs_sb_info *sbi,
if (!gid_eq(F2FS_OPTION(sbi).s_resgid, GLOBAL_ROOT_GID) &&
in_group_p(F2FS_OPTION(sbi).s_resgid))
return true;
- if (capable(CAP_SYS_RESOURCE))
+ if (cap && capable(CAP_SYS_RESOURCE))
return true;
return false;
}
@@ -1662,7 +1662,7 @@ static inline int inc_valid_block_count(struct f2fs_sb_info *sbi,
avail_user_block_count = sbi->user_block_count -
sbi->current_reserved_blocks;
- if (!__allow_reserved_blocks(sbi, inode))
+ if (!__allow_reserved_blocks(sbi, inode, true))
avail_user_block_count -= F2FS_OPTION(sbi).root_reserved_blocks;
if (unlikely(sbi->total_valid_block_count > avail_user_block_count)) {
@@ -1869,7 +1869,7 @@ static inline int inc_valid_node_count(struct f2fs_sb_info *sbi,
valid_block_count = sbi->total_valid_block_count +
sbi->current_reserved_blocks + 1;
- if (!__allow_reserved_blocks(sbi, inode))
+ if (!__allow_reserved_blocks(sbi, inode, false))
valid_block_count += F2FS_OPTION(sbi).root_reserved_blocks;
if (unlikely(valid_block_count > sbi->user_block_count)) {