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diff src/http/modules/ngx_http_grpc_module.c @ 7249:070c972336c4

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gRPC: fixed possible sign extension of error and setting_value. All cases are harmless and should not happen on valid values, though can result in bad values being shown incorrectly in logs. Found by Coverity (CID 1430311, 1430312, 1430313).
author Maxim Dounin <mdounin@mdounin.ru>
date Thu, 22 Mar 2018 19:26:25 +0300
parents 25a4353633a0
children 9e25a5380a21 6afba58cd5a3
line wrap: on
line diff
--- a/src/http/modules/ngx_http_grpc_module.c
+++ b/src/http/modules/ngx_http_grpc_module.c
@@ -3212,7 +3212,7 @@ ngx_http_grpc_parse_rst_stream(ngx_http_
         switch (state) {
 
         case sw_start:
-            ctx->error = ch << 24;
+            ctx->error = (ngx_uint_t) ch << 24;
             state = sw_error_2;
             break;
 
@@ -3325,7 +3325,7 @@ ngx_http_grpc_parse_goaway(ngx_http_requ
             break;
 
         case sw_error:
-            ctx->error = ch << 24;
+            ctx->error = (ngx_uint_t) ch << 24;
             state = sw_error_2;
             break;
 
@@ -3555,7 +3555,7 @@ ngx_http_grpc_parse_settings(ngx_http_re
             break;
 
         case sw_value:
-            ctx->setting_value = ch << 24;
+            ctx->setting_value = (ngx_uint_t) ch << 24;
             state = sw_value_2;
             break;