From 9d4ec9370a36f8a564e1ba05519328c0bd60da13 Mon Sep 17 00:00:00 2001 From: "Michael S. Tsirkin" Date: Sun, 25 Oct 2015 17:07:45 +0200 Subject: mmap-alloc: fix error handling Existing callers are checking for MAP_FAILED, so we should return that on error. Reported-by: Paolo Bonzini Signed-off-by: Michael S. Tsirkin --- util/mmap-alloc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'util') diff --git a/util/mmap-alloc.c b/util/mmap-alloc.c index 1394269..c37acbe 100644 --- a/util/mmap-alloc.c +++ b/util/mmap-alloc.c @@ -26,7 +26,7 @@ void *qemu_ram_mmap(int fd, size_t size, size_t align, bool shared) void *ptr1; if (ptr == MAP_FAILED) { - return NULL; + return MAP_FAILED; } /* Make sure align is a power of 2 */ @@ -41,7 +41,7 @@ void *qemu_ram_mmap(int fd, size_t size, size_t align, bool shared) fd, 0); if (ptr1 == MAP_FAILED) { munmap(ptr, total); - return NULL; + return MAP_FAILED; } ptr += offset; -- cgit v1.1