Ticket #5706: ext2_numInodes2.patch

src/add-ons/kernel/file_systems/ext2/kernel_interface.cpp

@@ -167 +167 @@
 {
     Volume* volume = (Volume*)_volume->private_volume;
 
-    if (id < 2 || id > volume->NumBlocks()) {
+    if (id < 2 || id > volume->NumInodes()) {
         dprintf("ext2: inode at %Ld requested!\n", id);
         return B_ERROR;
     }

src/add-ons/kernel/file_systems/ext2/Volume.cpp

@@ -278 +278 @@
     fBlockSize = 1UL << fSuperBlock.BlockShift();
     fFirstDataBlock = fSuperBlock.FirstDataBlock();
 
+    fNumInodes = fSuperBlock.NumInodes();
     fNumGroups = (fSuperBlock.NumBlocks() - fFirstDataBlock - 1)
         / fSuperBlock.BlocksPerGroup() + 1;
     fGroupsPerBlock = fBlockSize / sizeof(ext2_block_group);

src/add-ons/kernel/file_systems/ext2/Volume.h

@@ -38 +38 @@
             fs_volume*          FSVolume() const { return fFSVolume; }
             const char*         Name() const;
 
+            uint32              NumInodes() const
+                                    { return fNumInodes; }
             off_t               NumBlocks() const
                                     { return fSuperBlock.NumBlocks(); }
             off_t               FreeBlocks() const
@@ -74 +76 @@
             uint32              fBlockSize;
             uint32              fBlockShift;
             uint32              fFirstDataBlock;
+            uint32              fNumInodes;
             uint32              fNumGroups;
             uint32              fGroupsPerBlock;
             ext2_block_group**  fGroupBlocks;