Messages in this thread | | | Date | Mon, 28 Mar 2022 16:28:12 +0200 | From | Clément Léger <> | Subject | Re: [PATCH v3 3/9] device property: add index argument to property_read_string_array() callback |
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Le Fri, 25 Mar 2022 16:30:45 +0200, Andy Shevchenko <andriy.shevchenko@linux.intel.com> a écrit :
> > pointer = property_entry_find(props, propname, length); > > if (IS_ERR(pointer)) > > return PTR_ERR(pointer); > > > + if (index >= array_len) > > + return -ENODATA; > > I was about to ask if we can check this before the > property_entry_find() call, but realized that in such case it will > shadow possible errors due to wrong or absent property.
I think you are actually right, the check can be done after property_entry_count_elems_of_size() since it already checks for the property to be present. I'll move that check.
> > ... > > > - of_property_read_string_array(node, propname, val, > > nval) : > > + of_property_read_string_array_index(node, > > propname, val, nval, > > + index) : > > Dunno about the style there, but I think it can be one line.
Seems like the complete file is strictly applying the 80 columns rules so I thought it was better to keep it like this. However, I think the ternary oeprator is not really readable with such split.
-- Clément Léger, Embedded Linux and Kernel engineer at Bootlin https://bootlin.com
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