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libpfctl: be more tolerant of kernel extensions
Allow the kernel to supply more array elements than expected, but cut off when we hit what we think the maximum is. This will improve forward compatibility (i.e. old userspace with newer kernel). Reviewed by: zlei MFC after: 1 week Sponsored by: Orange Business Services Differential Revision: https://reviews.freebsd.org/D42392
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@ -152,9 +152,8 @@ pf_nvuint_32_array(const nvlist_t *nvl, const char *name, size_t maxelems,
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size_t elems;
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tmp = nvlist_get_number_array(nvl, name, &elems);
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assert(elems <= maxelems);
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for (size_t i = 0; i < elems; i++)
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for (size_t i = 0; i < elems && i < maxelems; i++)
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numbers[i] = tmp[i];
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if (nelems)
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