Changeset 681 in openpam for trunk/lib/libpam

Timestamp:

Apr 14, 2013, 2:36:05 PM (8 years ago)

Author:

Dag-Erling Smørgrav

Message:

Always restore errno before returning from openpam_log().

File:

• trunk/lib/libpam/openpam_log.c (modified) (4 diffs)

trunk/lib/libpam/openpam_log.c

@@ -70 +70 @@
         va_list ap;
         int priority;
+        int serrno;
 
         switch (level) {
@@ -89 +90 @@
                 break;
         }
+        serrno = errno;
         va_start(ap, fmt);
         vsyslog(priority, fmt, ap);
         va_end(ap);
+        errno = serrno;
 }
 
@@ -122 +125 @@
                 break;
         }
+        serrno = errno;
         va_start(ap, fmt);
-        serrno = errno;
         if (asprintf(&format, "in %s(): %s", func, fmt) > 0) {
                 errno = serrno;
@@ -133 +136 @@
         }
         va_end(ap);
+        errno = serrno;
 }