removed a redundant check in ngx_stream_lua_clfactory_loadfile reported by Ilya Shipitsin in #24 (found by cppcheck).

agentzh · agentzh · commit 1ba87eef9761 · 2016-06-06T13:30:49.000-07:00
diff --git a/src/ngx_stream_lua_clfactory.c b/src/ngx_stream_lua_clfactory.c
@@ -639,7 +639,7 @@ ngx_stream_lua_clfactory_loadfile(lua_State *L, const char *filename)
         sharp = 1;
     }
 
-    if (c == LUA_SIGNATURE[0] && filename) {  /* binary file? */
+    if (c == LUA_SIGNATURE[0]) {  /* binary file? */
         lf.f = freopen(filename, "rb", lf.f);  /* reopen in binary mode */
 
         if (lf.f == NULL) {

Original file line number	Diff line number	Diff line change
`@@ -639,7 +639,7 @@ ngx_stream_lua_clfactory_loadfile(lua_State L, const char filename)`
`639`	`639`	`sharp = 1;`
`640`	`640`	`}`
`641`	`641`
`642`		`- if (c == LUA_SIGNATURE[0] && filename) { /* binary file? */`
	`642`	`+ if (c == LUA_SIGNATURE[0]) { /* binary file? */`
`643`	`643`	`lf.f = freopen(filename, "rb", lf.f); /* reopen in binary mode */`
`644`	`644`
`645`	`645`	`if (lf.f == NULL) {`