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CLEANUP: Reduce scope of header_name
in http_action_store_cache()
This variable is only needed deeply nested in a single location and clang's static analyzer complains about a dead initialization. Reduce the scope to satisfy clang and the human that reads the function.
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@ -994,7 +994,6 @@ enum act_return http_action_store_cache(struct act_rule *rule, struct proxy *px,
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struct http_hdr_ctx ctx;
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size_t hdrs_len = 0;
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int32_t pos;
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struct ist header_name = IST_NULL;
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unsigned int vary_signature = 0;
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/* Don't cache if the response came from a cache */
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@ -1181,7 +1180,7 @@ enum act_return http_action_store_cache(struct act_rule *rule, struct proxy *px,
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* future conditional requests to be able to perform ETag
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* comparisons. */
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if (type == HTX_BLK_HDR) {
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header_name = htx_get_blk_name(htx, blk);
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struct ist header_name = htx_get_blk_name(htx, blk);
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if (isteq(header_name, ist("etag"))) {
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object->etag_length = sz - istlen(header_name);
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object->etag_offset = sizeof(struct cache_entry) + b_data(&trash) - sz + istlen(header_name);
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