Changes in uspace/drv/bus/usb/uhci/utils/malloc32.h [75f9dcd:af2b806] in mainline

File:

• uspace/drv/bus/usb/uhci/utils/malloc32.h (modified) (2 diffs)

uspace/drv/bus/usb/uhci/utils/malloc32.h

@@ -62 +62 @@
 }
 /*----------------------------------------------------------------------------*/
-/** DMA malloc simulator
+/** Physical mallocator simulator
  *
  * @param[in] size Size of the required memory space
- * @return Address of the aligned and big enough memory place, NULL on failure.
+ * @return Address of the alligned and big enough memory place, NULL on failure.
  */
-static inline void * malloc32(size_t size)
-{
+static inline void * malloc32(size_t size) {
         /* This works only when the host has less than 4GB of memory as
          * physical address needs to fit into 32 bits */
@@ -84 +83 @@
 }
 /*----------------------------------------------------------------------------*/
-/** DMA malloc simulator
+/** Physical mallocator simulator
  *
  * @param[in] addr Address of the place allocated by malloc32
  */
-static inline void free32(void *addr)
-        { free(addr); }
+static inline void free32(void *addr) {
+        if (!addr)
+                return;
+        free(addr);
+}
 /*----------------------------------------------------------------------------*/
 /** Create 4KB page mapping