On Tue, Sep 20, 2016 at 12:21:21PM +0530, Shailendra Verma wrote:
> This is of course wrong to call kfree() if memdup_user() fails,
> no memory was allocated and the error in the error-valued pointer
> should be returned.
> Reviewed-by: Ravikant Sharma <ravikant...@samsung.com>
> Signed-off-by: Shailendra Verma <shailendr...@samsung.com>
Calling kfree(NULL) is fine so there is no bug in the original code.
Also this patch creates a new locking bug.
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