Commit 6e3e98d1 authored by Adrian Bunk's avatar Adrian Bunk Committed by Linus Torvalds

[PATCH] drivers/pnp/pnpbios/rsparser.c: fix an array overflow

This patch fixes an array overflow found by the Coverity checker.
Signed-off-by: default avatarAdrian Bunk <bunk@stusta.de>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 408b664a
...@@ -72,7 +72,9 @@ static void ...@@ -72,7 +72,9 @@ static void
pnpbios_parse_allocated_dmaresource(struct pnp_resource_table * res, int dma) pnpbios_parse_allocated_dmaresource(struct pnp_resource_table * res, int dma)
{ {
int i = 0; int i = 0;
while (!(res->dma_resource[i].flags & IORESOURCE_UNSET) && i < PNP_MAX_DMA) i++; while (i < PNP_MAX_DMA &&
!(res->dma_resource[i].flags & IORESOURCE_UNSET))
i++;
if (i < PNP_MAX_DMA) { if (i < PNP_MAX_DMA) {
res->dma_resource[i].flags = IORESOURCE_DMA; // Also clears _UNSET flag res->dma_resource[i].flags = IORESOURCE_DMA; // Also clears _UNSET flag
if (dma == -1) { if (dma == -1) {
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment