diff options
author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-05-16 15:39:23 +0200 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-05-16 15:39:23 +0200 |
commit | d6da35e0c6d50f76eaf11a0496d3d2ec1a1fea3f (patch) | |
tree | c757e3701fbe9dbbf35525e980bd155c244cce52 /fs/proc/fd.c | |
parent | 4419da5d5d4b1788568b7bf22c083ba2832891df (diff) | |
parent | 42226c989789d8da4af1de0c31070c96726d990c (diff) |
Merge 5.18-rc7 into usb-next
We need the tty fixes in here as well, as we need to revert one of them :(
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/proc/fd.c')
-rw-r--r-- | fs/proc/fd.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/fs/proc/fd.c b/fs/proc/fd.c index 172c86270b31..913bef0d2a36 100644 --- a/fs/proc/fd.c +++ b/fs/proc/fd.c @@ -72,7 +72,7 @@ out: return 0; } -static int seq_fdinfo_open(struct inode *inode, struct file *file) +static int proc_fdinfo_access_allowed(struct inode *inode) { bool allowed = false; struct task_struct *task = get_proc_task(inode); @@ -86,6 +86,16 @@ static int seq_fdinfo_open(struct inode *inode, struct file *file) if (!allowed) return -EACCES; + return 0; +} + +static int seq_fdinfo_open(struct inode *inode, struct file *file) +{ + int ret = proc_fdinfo_access_allowed(inode); + + if (ret) + return ret; + return single_open(file, seq_show, inode); } @@ -348,12 +358,23 @@ static int proc_readfdinfo(struct file *file, struct dir_context *ctx) proc_fdinfo_instantiate); } +static int proc_open_fdinfo(struct inode *inode, struct file *file) +{ + int ret = proc_fdinfo_access_allowed(inode); + + if (ret) + return ret; + + return 0; +} + const struct inode_operations proc_fdinfo_inode_operations = { .lookup = proc_lookupfdinfo, .setattr = proc_setattr, }; const struct file_operations proc_fdinfo_operations = { + .open = proc_open_fdinfo, .read = generic_read_dir, .iterate_shared = proc_readfdinfo, .llseek = generic_file_llseek, |