On Sun, 16 Nov 2014, SF Markus Elfring wrote:
> From: Markus Elfring <[email protected]>
> Date: Sun, 16 Nov 2014 14:46:28 +0100
>
> The iput() function tests whether its argument is NULL and then
> returns immediately. Thus the test around the call is not needed.
>
> This issue was detected by using the Coccinelle software.
>
> Signed-off-by: Markus Elfring <[email protected]>
> ---
> kernel/trace/trace_uprobe.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/kernel/trace/trace_uprobe.c b/kernel/trace/trace_uprobe.c
> index 33ff6a2..ec002c0 100644
> --- a/kernel/trace/trace_uprobe.c
> +++ b/kernel/trace/trace_uprobe.c
> @@ -552,8 +552,7 @@ error:
> return ret;
>
> fail_address_parse:
> - if (inode)
> - iput(inode);
> + iput(inode);
There are jumps to fail_address_parse where the value of inode can only be
NULL.
julia
>
> pr_info("Failed to parse address or file.\n");
>
> --
> 2.1.3
>
>
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