virRandomBytes: Prefer saferead over plain read

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>

diff --git a/src/util/virrandom.c b/src/util/virrandom.c
index bfd044df556b32df9f15905d22f571cd060bfbb9..4283611065508967037ccf54b329f1d3805e7edc 100644 (file)
--- a/src/util/virrandom.c
+++ b/src/util/virrandom.c
@@ -182,9 +182,7 @@ virRandomBytes(unsigned char *buf,
     while (buflen > 0) {
         ssize_t n;
 
-        if ((n = read(fd, buf, buflen)) <= 0) {
-            if (errno == EINTR)
-                continue;
+        if ((n = saferead(fd, buf, buflen)) <= 0) {
             VIR_FORCE_CLOSE(fd);
             return n < 0 ? -errno : -ENODATA;
         }