Changeset 4fe18151 in mainline for kernel/generic/src/adt/bitmap.c

Timestamp:

2010-11-10T00:18:26Z (13 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

71e3289

Parents:

10285ad

Message:

Fix bitmap operations wrt. bits == 0.

File:

• kernel/generic/src/adt/bitmap.c (modified) (2 diffs)

kernel/generic/src/adt/bitmap.c

@@ -82 +82 @@
         tab = amb % 8;
         
+        if (!bits)
+                return;
+
         if (start + bits < aligned_start) {
                 /* Set bits in the middle of byte. */
@@ -123 +126 @@
         amb = bits > lub ? bits - lub : 0;
         tab = amb % 8;
+
+        if (!bits)
+                return;
 
         if (start + bits < aligned_start) {