[PATCH] drivers/pnp/pnpacpi/rsparser.c: fix an array overflow
This patch fixes an array overflow found by the Coverity checker.
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c
index c0ddb1e..dd61e09 100644
--- a/drivers/pnp/pnpacpi/rsparser.c
+++ b/drivers/pnp/pnpacpi/rsparser.c
@@ -94,8 +94,8 @@
pnpacpi_parse_allocated_dmaresource(struct pnp_resource_table * res, int dma)
{
int i = 0;
- while (!(res->dma_resource[i].flags & IORESOURCE_UNSET) &&
- i < PNP_MAX_DMA)
+ while (i < PNP_MAX_DMA &&
+ !(res->dma_resource[i].flags & IORESOURCE_UNSET))
i++;
if (i < PNP_MAX_DMA) {
res->dma_resource[i].flags = IORESOURCE_DMA; // Also clears _UNSET flag