in_prometheus_scrape: release context if upstream context fails

edsiper · edsiper · commit 2c8aa362cf7a · 2025-07-04T11:23:56.000-06:00
Signed-off-by: Eduardo Silva &lt;eduardo@chronosphere.io&gt;
diff --git a/plugins/in_prometheus_scrape/prom_scrape.c b/plugins/in_prometheus_scrape/prom_scrape.c
@@ -65,6 +65,7 @@ static struct prom_scrape *prom_scrape_create(struct flb_input_instance *ins,
 
     if (!upstream) {
         flb_plg_error(ins, "upstream initialization error");
+        flb_free(ctx);
         return NULL;
     }
     ctx->upstream = upstream;

Original file line number	Diff line number	Diff line change
`@@ -65,6 +65,7 @@ static struct prom_scrape prom_scrape_create(struct flb_input_instance ins,`
`65`	`65`
`66`	`66`	`if (!upstream) {`
`67`	`67`	`flb_plg_error(ins, "upstream initialization error");`
	`68`	`+ flb_free(ctx);`
`68`	`69`	`return NULL;`
`69`	`70`	`}`
`70`	`71`	`ctx->upstream = upstream;`