From: Daniel Wagner <dwagner@suse.de>
Date: Thu, 14 Sep 2023 08:51:41 +0000 (+0200)
Subject: util: add cleanup function for generic memory allocations
X-Git-Tag: v2.6~28
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=2e1049f13d47c8d9b8874dc75fc78a4cea5ce7e8;p=users%2Fsagi%2Fnvme-cli.git

util: add cleanup function for generic memory allocations

Introduce a cleanup helper function to free generic memory allocation
from malloc, calloc, etc.

Signed-off-by: Daniel Wagner <dwagner@suse.de>
---

diff --git a/util/cleanup.h b/util/cleanup.h
index 575a25d7..392eb590 100644
--- a/util/cleanup.h
+++ b/util/cleanup.h
@@ -16,4 +16,10 @@ DECLARE_CLEANUP_FUNC(name, type)		\
 
 DECLARE_CLEANUP_FUNC(cleanup_charp, char *);
 
+static inline void freep(void *p) {
+        free(*(void**) p);
+}
+
+#define _cleanup_free_ __cleanup__(freep)
+
 #endif