ARM: STMP3xxx: deallocation with negative index of descriptors[]

The last deallocation is invalid. In the last iteration, i is -1.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Acked-by: dmitry pervushin <dpervushin@embeddedalley.com>
Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Roel Kluin 2009-09-18 12:44:18 -07:00 committed by Russell King
parent ba97836503
commit 2cc0bab861

View file

@ -264,7 +264,7 @@ int stmp3xxx_dma_make_chain(int ch, struct stmp37xx_circ_dma_chain *chain,
stmp3xxx_dma_free_command(ch,
&descriptors
[i]);
} while (i-- >= 0);
} while (i-- > 0);
}
return err;
}