[Crash-utility] [PATCH] crash: fix the bug about the command kmem
Hi
When I use kmem command on an IA64 box with RHEL5.2 as following,
there are some errors.
crash> kmem -P e000000076c00000
Segmentation fault
The issue is that dump_mem_map() shouldn't be called when the address is a bad
address.
Signed-off-by: Wen Congyang <wency(a)cn.fujitsu.com>
---
memory.c | 6 +++++-
1 files changed, 5 insertions(+), 1 deletions(-)
diff --git a/memory.c b/memory.c
index 912df04..f892391 100755
--- a/memory.c
+++ b/memory.c
@@ -10379,7 +10379,11 @@ kmem_search(struct meminfo *mi)
mem_map:
mi->flags = orig_flags;
pc->curcmd_flags &= ~HEADER_PRINTED;
- dump_mem_map(mi);
+ if (vaddr != BADADDR) {
+ dump_mem_map(mi);
+ } else {
+ mi->retval = FALSE;
+ }
if (!mi->retval)
fprintf(fp, "%llx: %s address not found in mem map\n",
--
1.5.3