util: fix virBitmap allocation in virProcessInfoGetAffinity

Found by coverity:
Error: REVERSE_INULL (CWE-476):
    libvirt-0.10.2/src/util/processinfo.c:141: deref_ptr: Directly
    dereferencing pointer "map".
    libvirt-0.10.2/src/util/processinfo.c:142: check_after_deref:
    Null-checking "map" suggests that it may be null, but it has already
    been dereferenced on all paths leading to the check.

diff --git a/src/util/processinfo.c b/src/util/processinfo.c
index b8c60eb1d506da88a10e463582a576c0882907f0..b1db049fefa84c8e2fe71566480111f2d8ec015e 100644 (file)
--- a/src/util/processinfo.c
+++ b/src/util/processinfo.c
@@ -140,7 +140,7 @@ realloc:
     }
 
     *map = virBitmapNew(maxcpu);
-    if (!map) {
+    if (!*map) {
         virReportOOMError();
         return -1;
     }