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procfs: report EISDIR when reading sysctl dirs in proc 

On reading sysctl dirs we should return -EISDIR instead of -EINVAL.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Pavel Emelyanov 2011-11-02 13:38:42 -07:00 committed by Linus Torvalds
parent 89e8a244b9
commit 887df07891
1 changed files with 1 additions and 0 deletions
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fs/proc/proc_sysctl.c
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@ -370,6 +370,7 @@ static const struct file_operations proc_sys_file_operations = {
};
static const struct file_operations proc_sys_dir_file_operations = {
.read = generic_read_dir,
.readdir = proc_sys_readdir,
.llseek = generic_file_llseek,
};