From: Tobias Stoeckmann <tobias@stoeckmann.org>
Date: Sun, 8 Oct 2023 18:47:53 +0000 (+0200)
Subject: lib/path: set errno in case of error
X-Git-Tag: v2.40-rc1~207^2~4
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=5ae099f1befaedd1995d4e02075f7c8813f1c9df;p=thirdparty%2Futil-linux.git

lib/path: set errno in case of error

Some programs like lscpu expect errno to be set if ul_path_cpuparse
fails.

Signed-off-by: Tobias Stoeckmann <tobias@stoeckmann.org>
---

diff --git a/lib/path.c b/lib/path.c
index 53bb798687..9232755ae2 100644
--- a/lib/path.c
+++ b/lib/path.c
@@ -1053,12 +1053,14 @@ static int ul_path_cpuparse(struct path_cxt *pc, cpu_set_t **set, int maxcpus, i
 
 	if (islist) {
 		if (cpulist_parse(buf, *set, setsize, 0)) {
-			rc = -EINVAL;
+			errno = EINVAL;
+			rc = -errno;
 			goto out;
 		}
 	} else {
 		if (cpumask_parse(buf, *set, setsize)) {
-			rc = -EINVAL;
+			errno = EINVAL;
+			rc = -errno;
 			goto out;
 		}
 	}