Messages in this thread Patch in this message | | | From | Alex Grad <> | Subject | [PATCH]->[PATCH v2] kgdb: Removed kmalloc returned value cast | Date | Mon, 11 Mar 2013 00:39:48 +0200 |
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While at it, check kmalloc return value.
Signed-off-by: Alex Grad <alex.grad@gmail.com> --- 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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