From: Tobias Stoeckmann <tobias@stoeckmann.org>
Date: Tue, 10 Oct 2023 19:00:48 +0000 (+0200)
Subject: lib/path: Set errno in case of fgets failure
X-Git-Tag: v2.39.3~32
X-Git-Url: http://git.ipfire.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=9ca6f1712a5803e32e26e065e32e99837ba8b5d2;p=thirdparty%2Futil-linux.git

lib/path: Set errno in case of fgets failure

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

diff --git a/lib/path.c b/lib/path.c
index 9a2d2bfb19..4aceda1a95 100644
--- a/lib/path.c
+++ b/lib/path.c
@@ -1029,7 +1029,12 @@ static int ul_path_cpuparse(struct path_cxt *pc, cpu_set_t **set, int maxcpus, i
 	if (!f)
 		return -errno;
 
-	rc = fgets(buf, len, f) == NULL ? -EIO : 0;
+	if (fgets(buf, len, f) == NULL) {
+		errno = EIO;
+		rc = -errno;
+	} else
+		rc = 0;
+
 	fclose(f);
 
 	if (rc)