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authorOlof Johansson <olof@lixom.net>2006-02-15 21:40:44 -0600
committerPaul Mackerras <paulus@samba.org>2006-02-20 10:44:34 +1100
commit2b9a32edba3af9ad4ccb23574bea0cc34455dc43 (patch)
treedafc13a20cd4f4c280a3e66411189b0b37f9996c /arch/powerpc
parent0728a2f99ef6efd1984f9e0ed59834c1cc602e6f (diff)
[PATCH] powerpc: Fix OOPS in lparcfg on G5
Fallback gracefully when reading /proc/ppc64/lparcfg when the /rtas device node can't be found. Signed-off-by: Olof Johansson <olof@lixom.net> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/kernel/lparcfg.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/lparcfg.c b/arch/powerpc/kernel/lparcfg.c
index 1ae96a8ed7e..e789fef4eb8 100644
--- a/arch/powerpc/kernel/lparcfg.c
+++ b/arch/powerpc/kernel/lparcfg.c
@@ -341,7 +341,7 @@ static int lparcfg_data(struct seq_file *m, void *v)
const char *system_id = "";
unsigned int *lp_index_ptr, lp_index = 0;
struct device_node *rtas_node;
- int *lrdrp;
+ int *lrdrp = NULL;
rootdn = find_path_device("/");
if (rootdn) {
@@ -362,7 +362,9 @@ static int lparcfg_data(struct seq_file *m, void *v)
seq_printf(m, "partition_id=%d\n", (int)lp_index);
rtas_node = find_path_device("/rtas");
- lrdrp = (int *)get_property(rtas_node, "ibm,lrdr-capacity", NULL);
+ if (rtas_node)
+ lrdrp = (int *)get_property(rtas_node, "ibm,lrdr-capacity",
+ NULL);
if (lrdrp == NULL) {
partition_potential_processors = vdso_data->processorCount;