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 9a2d2bfb1965c7bb68764c33e8cf46a6bcd017dd..4aceda1a9511b738cffba73f8d4a5d8df764fdff 100644 (file)
--- 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)