[PATCH] proc: use "unsigned int" in proc_fill_cache()

From: Alexey Dobriyan
Date: Mon Apr 23 2018 - 17:38:02 EST


All those lengths are unsigned as they should be.

Signed-off-by: Alexey Dobriyan <adobriyan@xxxxxxxxx>
---

fs/proc/base.c | 6 +++---
fs/proc/fd.c | 2 +-
fs/proc/internal.h | 2 +-
3 files changed, 5 insertions(+), 5 deletions(-)

--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -1874,7 +1874,7 @@ const struct dentry_operations pid_dentry_operations =
* by stat.
*/
bool proc_fill_cache(struct file *file, struct dir_context *ctx,
- const char *name, int len,
+ const char *name, unsigned int len,
instantiate_t instantiate, struct task_struct *task, const void *ptr)
{
struct dentry *child, *dir = file->f_path.dentry;
@@ -3263,7 +3263,7 @@ int proc_pid_readdir(struct file *file, struct dir_context *ctx)
iter.task;
iter.tgid += 1, iter = next_tgid(ns, iter)) {
char name[10 + 1];
- int len;
+ unsigned int len;

cond_resched();
if (!has_pid_permissions(ns, iter.task, HIDEPID_INVISIBLE))
@@ -3595,7 +3595,7 @@ static int proc_task_readdir(struct file *file, struct dir_context *ctx)
task;
task = next_tid(task), ctx->pos++) {
char name[10 + 1];
- int len;
+ unsigned int len;
tid = task_pid_nr_ns(task, ns);
len = snprintf(name, sizeof(name), "%u", tid);
if (!proc_fill_cache(file, ctx, name, len,
--- a/fs/proc/fd.c
+++ b/fs/proc/fd.c
@@ -237,7 +237,7 @@ static int proc_readfd_common(struct file *file, struct dir_context *ctx,
fd < files_fdtable(files)->max_fds;
fd++, ctx->pos++) {
char name[10 + 1];
- int len;
+ unsigned int len;

if (!fcheck_files(files, fd))
continue;
--- a/fs/proc/internal.h
+++ b/fs/proc/internal.h
@@ -157,7 +157,7 @@ extern loff_t mem_lseek(struct file *, loff_t, int);
/* Lookups */
typedef int instantiate_t(struct inode *, struct dentry *,
struct task_struct *, const void *);
-extern bool proc_fill_cache(struct file *, struct dir_context *, const char *, int,
+bool proc_fill_cache(struct file *, struct dir_context *, const char *, unsigned int,
instantiate_t, struct task_struct *, const void *);

/*