Re: [PATCH] fanotify: Dont allow a mask of 0 if setting orremoving a mark

[Eric Paris]

On Mon, 2010-11-22 at 18:46 +0100, Lino Sanfilippo wrote:
> In mark_remove_from_mask() we destroy marks that have their event mask cleared.
> Thus we should not allow the creation of those marks in the first place.
> With this patch we check if the mask given from user is 0 in case of FAN_MARK_ADD.
> If so we return an error. Same for FAN_MARK_REMOVE since this does not have any
> effect.
> 
> Signed-off-by: Lino Sanfilippo <LinoSanfilippo@xxxxxx>

applied.  Thanks.

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