[POWERPC] spufs: fix possible memory corruption is spufs_mem_write

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Due to a buggy unsigned comparison, it was possible to write
beyond the end of the local store file in spufs under some
circumstances.

This rewrites the buggy function to look more like
simple_copy_from_buffer.

Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
Cc: Ulrich Weigand <Ulrich.Weigand@de.ibm.com>

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Arnd Bergmann 2007-03-10 00:05:35 +01:00 • committed by Arnd Bergmann

parent f194bda4ce

commit aa0ed2bdb6

1 changed files with 14 additions and 10 deletions

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arch/powerpc/platforms/cell/spufs/file.c

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