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authorAlexey Dobriyan <adobriyan@gmail.com>2010-03-05 13:44:00 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-06 11:26:45 -0800
commit12bac0d9f4dbf3445a0319beee848d15fa32775e (patch)
tree4b712e05e785c010a31d12bb4a1f662173b9fcee /fs/proc/generic.c
parente17a5765f20d1219c3f05eb17aab11671978e0ec (diff)
proc: warn on non-existing proc entries
* warn if creation goes on to non-existent directory * warn if removal goes on from non-existing directory * warn if non-existing proc entry is removed Signed-off-by: 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>
Diffstat (limited to 'fs/proc/generic.c')
-rw-r--r--fs/proc/generic.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/fs/proc/generic.c b/fs/proc/generic.c
index ce2d9547770..08f4d71dacd 100644
--- a/fs/proc/generic.c
+++ b/fs/proc/generic.c
@@ -312,8 +312,10 @@ static int __xlate_proc_name(const char *name, struct proc_dir_entry **ret,
if (proc_match(len, cp, de))
break;
}
- if (!de)
+ if (!de) {
+ WARN(1, "name '%s'\n", name);
return -ENOENT;
+ }
cp += len + 1;
}
*residual = cp;
@@ -818,8 +820,10 @@ void remove_proc_entry(const char *name, struct proc_dir_entry *parent)
}
}
spin_unlock(&proc_subdir_lock);
- if (!de)
+ if (!de) {
+ WARN(1, "name '%s'\n", name);
return;
+ }
spin_lock(&de->pde_unload_lock);
/*