| Message ID | 20231127030755.1546750-1-chentao@kylinos.cn (mailing list archive) |
|---|---|
| State | Accepted |
| Commit | 8649829a1dd25199bbf557b2621cedb4bf9b3050 |
| Headers | show |
| Series | powerpc/powernv: Add a null pointer check in opal_event_init | expand |
| Context | Check | Description |
|---|---|---|
| snowpatch_ozlabs/github-powerpc_ppctests | success | Successfully ran 8 jobs. |
| snowpatch_ozlabs/github-powerpc_selftests | success | Successfully ran 8 jobs. |
| snowpatch_ozlabs/github-powerpc_sparse | success | Successfully ran 4 jobs. |
| snowpatch_ozlabs/github-powerpc_clang | success | Successfully ran 6 jobs. |
| snowpatch_ozlabs/github-powerpc_kernel_qemu | success | Successfully ran 23 jobs. |
On Mon, 27 Nov 2023 11:07:55 +0800, Kunwu Chan wrote: > kasprintf() returns a pointer to dynamically allocated memory > which can be NULL upon failure. > > Applied to powerpc/next. [1/1] powerpc/powernv: Add a null pointer check in opal_event_init https://git.kernel.org/powerpc/c/8649829a1dd25199bbf557b2621cedb4bf9b3050 cheers
diff --git a/arch/powerpc/platforms/powernv/opal-irqchip.c b/arch/powerpc/platforms/powernv/opal-irqchip.c index f9a7001dacb7..56a1f7ce78d2 100644 --- a/arch/powerpc/platforms/powernv/opal-irqchip.c +++ b/arch/powerpc/platforms/powernv/opal-irqchip.c @@ -275,6 +275,8 @@ int __init opal_event_init(void) else name = kasprintf(GFP_KERNEL, "opal"); + if (!name) + continue; /* Install interrupt handler */ rc = request_irq(r->start, opal_interrupt, r->flags & IRQD_TRIGGER_MASK, name, NULL);
kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure. Fixes: 2717a33d6074 ("powerpc/opal-irqchip: Use interrupt names if present") Signed-off-by: Kunwu Chan <chentao@kylinos.cn> --- arch/powerpc/platforms/powernv/opal-irqchip.c | 2 ++ 1 file changed, 2 insertions(+)