On Tue, Feb 24, 2015 at 7:57 AM, Ameen Ali <ameenali023@xxxxxxxxx> wrote:
> Signed-off-by : Ameen Ali <Ameenali023@xxxxxxxxx>
Can you include some text in the commit message body explaining the
meaning of the change? (For example 'avoid out-of-bounds-read by
checking count before indexing' or something like that?)
Reviewed-by: Kees Cook <keescook@xxxxxxxxxxxx>
Thanks!
-Kees
> ---
> drivers/s390/block/dcssblk.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c
> index 96128cb..da21281 100644
> --- a/drivers/s390/block/dcssblk.c
> +++ b/drivers/s390/block/dcssblk.c
> @@ -547,7 +547,7 @@ dcssblk_add_store(struct device *dev, struct device_attribute *attr, const char
> * parse input
> */
> num_of_segments = 0;
> - for (i = 0; ((buf[i] != '\0') && (buf[i] != '\n') && i < count); i++) {
> + for (i = 0; (i < count && (buf[i] != '\0') && (buf[i] != '\n')); i++) {
> for (j = i; (buf[j] != ':') &&
> (buf[j] != '\0') &&
> (buf[j] != '\n') &&
> --
> 2.1.0
>
--
Kees Cook
Chrome OS Security
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