From: Michael Tremer <michael.tremer@ipfire.org>
Date: Thu, 8 Jun 2023 17:05:54 +0000 (+0000)
Subject: string: Have all functions return negative values on error
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=45a3d5aaca4e1d64132d7b4190209bb743efaa68;p=network.git

string: Have all functions return negative values on error

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/src/networkd/string.h b/src/networkd/string.h
index 270ed6be..a36b0238 100644
--- a/src/networkd/string.h
+++ b/src/networkd/string.h
@@ -37,12 +37,11 @@ static inline int __nw_string_vformat(char* s, const size_t length,
 
 	// Catch any errors
 	if (required < 0)
-		return 1;
+		return required;
 
 	// Check if the entire string could be written
 	if ((size_t)required >= length) {
-		errno = ENOMEM;
-		return 1;
+		return -ENOMEM;
 	}
 
 	// Success