While at it, check kmalloc return value.
Signed-off-by: Alex Grad <[email protected]>
---
arch/powerpc/kernel/kgdb.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/arch/powerpc/kernel/kgdb.c b/arch/powerpc/kernel/kgdb.c
index 5ca82cd..9e81dd8 100644
--- a/arch/powerpc/kernel/kgdb.c
+++ b/arch/powerpc/kernel/kgdb.c
@@ -159,7 +159,10 @@ static int kgdb_singlestep(struct pt_regs *regs)
if (user_mode(regs))
return 0;
- backup_current_thread_info = (struct thread_info
*)kmalloc(sizeof(struct thread_info), GFP_KERNEL);
+ backup_current_thread_info = kmalloc(sizeof(struct thread_info),
GFP_KERNEL);
+ if (!backup_current_thread_info)
+ return -ENOMEM;
+
/*
* On Book E and perhaps other processors, singlestep is handled on
* the critical exception stack. This causes current_thread_info()
--
1.7.10.4
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