* [PATCH] globalvar: When a globalvar is created with a NULL value, use empty string
@ 2017-11-23 11:04 Sascha Hauer
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From: Sascha Hauer @ 2017-11-23 11:04 UTC (permalink / raw)
To: Barebox List
As a convenience for users of globalvar_add_simple_string() create an
empty value for the variable when passed a NULL pointer as value.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
common/globalvar.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/common/globalvar.c b/common/globalvar.c
index ee756e5140..1db6bd9a41 100644
--- a/common/globalvar.c
+++ b/common/globalvar.c
@@ -459,6 +459,9 @@ int globalvar_add_simple_string(const char *name, char **value)
globalvar_nv_sync(name);
+ if (!*value)
+ *value = xstrdup("");
+
return 0;
}
--
2.11.0
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