Re: [PATCH 2.6.34-rc1] fs: fix bad string output

[AmÃrico Wang]

On Wed, Apr 21, 2010 at 04:59:40PM +0800, GuanJun He wrote:
>fix bad string output,[Bug #15589] 2.6.34-rc1: Badness at fs/proc/generic.c:316
>
>Signed-off-by: Guanjun He <heguanbo@xxxxxxxxx>
>

NACK.

This even doesn't pass compiling. Check the prototype of kstrdup().

Also, we already had a patch:

https://patchwork.kernel.org/patch/93658/


>---
>diff -Nupr linux-2.6.34-rc1-orig/fs/proc/generic.c
>linux-2.6.34-rc1/fs/proc/generic.c
>--- linux-2.6.34-rc1-orig/fs/proc/generic.c     2010-04-21
>13:47:18.000000000 +0800
>+++ linux-2.6.34-rc1/fs/proc/generic.c  2010-04-21 16:42:11.000000000 +0800
>@@ -313,7 +313,14 @@ static int __xlate_proc_name(const char
>                                break;
>                }
>                if (!de) {
>-                       WARN(1, "name '%s'\n", name);
>+                       cp = kstrdup(name);
>+                       if (cp) {
>+                               next = cp;
>+                               while(*next) {
>+                                       if (*next == '/')  *next++ = '_';
>+                               }
>+                               WARN(1, "name '%s'\n", cp);
>+                       }
>                        return -ENOENT;
>                }
>                cp += len + 1;
>--
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