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Diffstat (limited to 'fs/proc/fd.c')
-rw-r--r--fs/proc/fd.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/fs/proc/fd.c b/fs/proc/fd.c
index 6276b39388..6e72e5ad42 100644
--- a/fs/proc/fd.c
+++ b/fs/proc/fd.c
@@ -113,10 +113,12 @@ static bool tid_fd_mode(struct task_struct *task, unsigned fd, fmode_t *mode)
struct file *file;
rcu_read_lock();
- file = task_lookup_fd_rcu(task, fd);
- if (file)
- *mode = file->f_mode;
+ file = task_lookup_fdget_rcu(task, fd);
rcu_read_unlock();
+ if (file) {
+ *mode = file->f_mode;
+ fput(file);
+ }
return !!file;
}
@@ -259,12 +261,13 @@ static int proc_readfd_common(struct file *file, struct dir_context *ctx,
char name[10 + 1];
unsigned int len;
- f = task_lookup_next_fd_rcu(p, &fd);
+ f = task_lookup_next_fdget_rcu(p, &fd);
ctx->pos = fd + 2LL;
if (!f)
break;
data.mode = f->f_mode;
rcu_read_unlock();
+ fput(f);
data.fd = fd;
len = snprintf(name, sizeof(name), "%u", fd);