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linux/drivers/dma
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Ira Snyder 2e077f8e83 fsldma: fix memory leak on error path in fsl_dma_prep_memcpy() 
When preparing a memcpy operation, if the kernel fails to allocate memory
for a link descriptor after the first link descriptor has already been
allocated, then some memory will never be released. Fix the problem by
walking the list of allocated descriptors backwards, and freeing the
allocated descriptors back into the DMA pool.

Signed-off-by: Ira W. Snyder <iws@ovro.caltech.edu>
Signed-off-by: Li Yang <leoli@freescale.com>
2009-05-22 16:54:42 +08:00
..
ipu dma: fix ipu_idmac.c to not discard the last queued buffer 2009-05-12 14:41:48 -07:00
dmaengine.c ioatdma: fix "ioatdma frees DMA memory with wrong function" 2009-05-12 14:41:47 -07:00
dmatest.c dmatest: fix max channels handling 2009-04-08 15:08:23 -07:00
dw_dmac.c Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx 2009-04-03 12:13:45 -07:00
dw_dmac_regs.h dw_dmac: add cyclic API to DW DMA driver 2009-04-01 15:42:34 -07:00
fsldma.c fsldma: fix memory leak on error path in fsl_dma_prep_memcpy() 2009-05-22 16:54:42 +08:00
fsldma.h fsldma: allow Freescale Elo DMA driver to be compiled as a module 2008-09-26 17:00:11 -07:00
ioat.c dma-mapping: replace all DMA_32BIT_MASK macro with DMA_BIT_MASK(32) 2009-04-07 08:31:11 -07:00
ioat_dca.c I/OAT: update driver version and copyright dates 2009-03-04 16:04:40 -07:00
ioat_dma.c ioatdma: fix "ioatdma frees DMA memory with wrong function" 2009-05-12 14:41:47 -07:00
ioatdma.h I/OAT: update driver version and copyright dates 2009-03-04 16:04:40 -07:00
ioatdma_hw.h I/OAT: update driver version and copyright dates 2009-03-04 16:04:40 -07:00
ioatdma_registers.h I/OAT: update driver version and copyright dates 2009-03-04 16:04:40 -07:00
iop-adma.c dmaengine: initialize tx_list in dma_async_tx_descriptor_init 2009-03-25 09:13:24 -07:00
iovlock.c [2/4] I/OAT: fix dma_pin_iovec_pages() error handling 2008-11-10 15:00:56 -08:00
Kconfig dmaengine: allow dma support for async_tx to be toggled 2009-03-25 09:13:25 -07:00
Makefile i.MX31: Image Processing Unit DMA and IRQ drivers 2009-01-19 15:36:21 -07:00
mv_xor.c dmaengine: initialize tx_list in dma_async_tx_descriptor_init 2009-03-25 09:13:24 -07:00
mv_xor.h dmaengine: DMA engine driver for Marvell XOR engine 2008-07-08 11:58:36 -07:00