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authorMichael Neuling <mikey@neuling.org>2012-06-19 20:01:45 (GMT)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2012-06-29 04:35:35 (GMT)
commit82b2521d257b5c0efd51821cf5fa306e53bbb6ba (patch)
tree3a47b50308894b16559384077003a9bc80eb5e61
parent7784655acc5a946aac49af423cc1099c5d593d73 (diff)
powerpc: Fix uninitialised error in numa.c
chroma_defconfig currently gives me this with gcc 4.6: arch/powerpc/mm/numa.c:638:13: error: 'dm' may be used uninitialized in this function [-Werror=uninitialized] It's a bogus warning/error since of_get_drconf_memory() only writes it anyway. Signed-off-by: Michael Neuling <mikey@neuling.org> cc: <stable@kernel.org> [v3.3+] Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
-rw-r--r--arch/powerpc/mm/numa.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index b6edbb3..6e8f677 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c
@@ -635,7 +635,7 @@ static inline int __init read_usm_ranges(const u32 **usm)
*/
static void __init parse_drconf_memory(struct device_node *memory)
{
- const u32 *dm, *usm;
+ const u32 *uninitialized_var(dm), *usm;
unsigned int n, rc, ranges, is_kexec_kdump = 0;
unsigned long lmb_size, base, size, sz;
int nid;

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