[PATCH] fix memory leak in dma_declare_coherent_memory()

When it goes to free1_out, dev->dma_mem has not been freed.

Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/arch/cris/arch-v32/drivers/pci/dma.c b/arch/cris/arch-v32/drivers/pci/dma.c
index 426b098..70d3bf0 100644 (file)
--- a/arch/cris/arch-v32/drivers/pci/dma.c
+++ b/arch/cris/arch-v32/drivers/pci/dma.c
@@ -111,7 +111,7 @@ int dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr,
        return DMA_MEMORY_IO;
 
  free1_out:
-       kfree(dev->dma_mem->bitmap);
+       kfree(dev->dma_mem);
  out:
        return 0;
 }

diff --git a/arch/i386/kernel/pci-dma.c b/arch/i386/kernel/pci-dma.c
index 41af692..3ebcea0 100644 (file)
--- a/arch/i386/kernel/pci-dma.c
+++ b/arch/i386/kernel/pci-dma.c
@@ -110,7 +110,7 @@ int dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr,
        return DMA_MEMORY_IO;
 
  free1_out:
-       kfree(dev->dma_mem->bitmap);
+       kfree(dev->dma_mem);
  out:
        if (mem_base)
                iounmap(mem_base);