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

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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
1 changed files with 1 additions and 1 deletions
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arch/arm/plat-stmp3xxx/dma.c
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@@ -264,7 +264,7 @@ int stmp3xxx_dma_make_chain(int ch, struct stmp37xx_circ_dma_chain *chain,
stmp3xxx_dma_free_command(ch, stmp3xxx_dma_free_command(ch,
&descriptors &descriptors
[i]); [i]);
} while (i-- >= 0); } while (i-- > 0);
} }
return err; return err;
} }