diff options
author | Paul Mackerras <paulus@samba.org> | 2006-08-08 17:09:11 +1000 |
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committer | Paul Mackerras <paulus@samba.org> | 2006-08-08 17:09:11 +1000 |
commit | 32bc6e095d75233e7c87cc6fa0e07942b124d194 (patch) | |
tree | 8f83ef9a23d52d1305878b65dd98fc22b09b7f3e /kernel/resource.c | |
parent | 5cf13911b1e72707b6f0eb39b2d819ec6e343d76 (diff) | |
parent | 81b73dd92b97423b8f5324a59044da478c04f4c4 (diff) |
Merge branch 'merge'
Diffstat (limited to 'kernel/resource.c')
-rw-r--r-- | kernel/resource.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/kernel/resource.c b/kernel/resource.c index 0dd3a857579..46286434af8 100644 --- a/kernel/resource.c +++ b/kernel/resource.c @@ -244,6 +244,7 @@ int find_next_system_ram(struct resource *res) start = res->start; end = res->end; + BUG_ON(start >= end); read_lock(&resource_lock); for (p = iomem_resource.child; p ; p = p->sibling) { @@ -254,15 +255,17 @@ int find_next_system_ram(struct resource *res) p = NULL; break; } - if (p->start >= start) + if ((p->end >= start) && (p->start < end)) break; } read_unlock(&resource_lock); if (!p) return -1; /* copy data */ - res->start = p->start; - res->end = p->end; + if (res->start < p->start) + res->start = p->start; + if (res->end > p->end) + res->end = p->end; return 0; } #endif |