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authorQi Zheng <zhengqi.arch@bytedance.com>2022-01-19 18:08:03 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2022-01-20 08:52:52 +0200
commit51a18734402874382ccfab288342c72d7227e122 (patch)
tree57126c8cd56339bc9086628563a2638050d948f2 /fs
parentae62fbe299629d3b2fa61d4cf5146258c4d99fdf (diff)
proc: convert the return type of proc_fd_access_allowed() to be boolean
Convert return type of proc_fd_access_allowed() and the 'allowed' in it to be boolean since the return type of ptrace_may_access() is boolean. Link: https://lkml.kernel.org/r/20211219024404.29779-1-zhengqi.arch@bytedance.com Signed-off-by: Qi Zheng <zhengqi.arch@bytedance.com> Cc: Kees Cook <keescook@chromium.org> Cc: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/proc/base.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/proc/base.c b/fs/proc/base.c
index 13eda8de2998..d654ce7150fd 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -670,10 +670,10 @@ static int proc_pid_syscall(struct seq_file *m, struct pid_namespace *ns,
/************************************************************************/
/* permission checks */
-static int proc_fd_access_allowed(struct inode *inode)
+static bool proc_fd_access_allowed(struct inode *inode)
{
struct task_struct *task;
- int allowed = 0;
+ bool allowed = false;
/* Allow access to a task's file descriptors if it is us or we
* may use ptrace attach to the process and find out that
* information.