On Sat, 2015-10-10 at 02:32 -0700, Geliang Tang wrote:
> Use kstrdup instead of strlen-kmalloc-strcpy.
Not the same code.
Instead of returning early, a 0 length string will
now set pipeline->inuse to 0.
Maybe that's OK, but you should state why in the
commit log.
> diff --git a/drivers/isdn/mISDN/dsp_pipeline.c
> b/drivers/isdn/mISDN/dsp_pipeline.c
[]
> @@ -250,14 +250,9 @@ int dsp_pipeline_build(struct dsp_pipeline *pipeline,
> const char *cfg)
> if (!cfg)
> return 0;
>
> - len = strlen(cfg);
> - if (!len)
> - return 0;
> -
> - dup = kmalloc(len + 1, GFP_ATOMIC);
> + dup = kstrdup(cfg, GFP_ATOMIC);
> if (!dup)
> return 0;
> - strcpy(dup, cfg);
> while ((tok = strsep(&dup, "|"))) {
> if (!strlen(tok))
> continue;
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