Remove useless if() before free()

The free() function allows NULL to be passed in, so any
code which puts a if() before free() is wasting time

1 files changed, 1 insertions, 3 deletions

diff --git a/common/mem.c b/common/mem.c
index 7236cf0c..5298e37d 100644
--- a/common/mem.c
+++ b/common/mem.c
@@ -130,9 +130,7 @@ void *spice_realloc(void *mem, size_t n_bytes)
                      (unsigned long)n_bytes);
     }
 
-    if (mem) {
-        free(mem);
-    }
+    free(mem);
 
     return NULL;
 }