diff mbox series

[PULL,07/61] mmap(2) returns MAP_FAILED, not NULL, on failure

Message ID c0fafb440946c2f9cc93c9c6070108297ab994e1.1513545944.git.mjt@msgid.tls.msk.ru
State New
Headers show
Series [PULL,01/61] Remove empty statements | expand

Commit Message

Michael Tokarev Dec. 17, 2017, 9:27 p.m. UTC 
From: Michael McConville <mmcco@mykolab.com>

Signed-off-by: Michael McConville <mmcco@mykolab.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
---
 hw/i386/xen/xen-mapcache.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/hw/i386/xen/xen-mapcache.c b/hw/i386/xen/xen-mapcache.c
index baab93b614..efa35dc6e0 100644
--- a/hw/i386/xen/xen-mapcache.c
+++ b/hw/i386/xen/xen-mapcache.c
@@ -199,7 +199,7 @@  static void xen_remap_bucket(MapCacheEntry *entry,
          */
         vaddr_base = mmap(vaddr, size, PROT_READ | PROT_WRITE,
                           MAP_ANON | MAP_SHARED, -1, 0);
-        if (vaddr_base == NULL) {
+        if (vaddr_base == MAP_FAILED) {
             perror("mmap");
             exit(-1);
         }