diff options
| author | Geert Uytterhoeven <geert+renesas@glider.be> | 2022-01-20 05:08:06 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2022-01-20 09:52:52 +0300 |
| commit | 153ee1c41a3ec707438ae0ca6b0061f72de334ef (patch) | |
| tree | 98a157e8d9e8471ba38f009a9add92e64c23620c /fs/proc | |
| parent | 51a18734402874382ccfab288342c72d7227e122 (diff) | |
| download | linux-153ee1c41a3ec707438ae0ca6b0061f72de334ef.tar.xz | |
sysctl: fix duplicate path separator in printed entries
sysctl_print_dir() always terminates the printed path name with a slash,
so printing a slash before the file part causes a duplicate like in
sysctl duplicate entry: /kernel//perf_user_access
Fix this by dropping the extra slash.
Link: https://lkml.kernel.org/r/e3054d605dc56f83971e4b6d2f5fa63a978720ad.1641551872.git.geert+renesas@glider.be
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Christian Brauner <christian.brauner@ubuntu.com>
Acked-by: Luis Chamberlain <mcgrof@kernel.org>
Cc: Iurii Zaikin <yzaikin@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/proc')
| -rw-r--r-- | fs/proc/proc_sysctl.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c index 5d66faecd4ef..4f6168ec5079 100644 --- a/fs/proc/proc_sysctl.c +++ b/fs/proc/proc_sysctl.c @@ -163,7 +163,7 @@ static int insert_entry(struct ctl_table_header *head, struct ctl_table *entry) else { pr_err("sysctl duplicate entry: "); sysctl_print_dir(head->parent); - pr_cont("/%s\n", entry->procname); + pr_cont("%s\n", entry->procname); return -EEXIST; } } @@ -1020,8 +1020,8 @@ failed: if (IS_ERR(subdir)) { pr_err("sysctl could not get directory: "); sysctl_print_dir(dir); - pr_cont("/%*.*s %ld\n", - namelen, namelen, name, PTR_ERR(subdir)); + pr_cont("%*.*s %ld\n", namelen, namelen, name, + PTR_ERR(subdir)); } drop_sysctl_table(&dir->header); if (new) @@ -1626,7 +1626,7 @@ static void put_links(struct ctl_table_header *header) else { pr_err("sysctl link missing during unregister: "); sysctl_print_dir(parent); - pr_cont("/%s\n", name); + pr_cont("%s\n", name); } } } |