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| author | Paolo Bonzini <pbonzini@redhat.com> | 2024-09-14 16:33:46 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2024-09-15 09:43:11 +0300 |
| commit | 1a371190a375f98c9b106f758ea41558c3f92556 (patch) | |
| tree | c57d5c913ad355360a5a6b7f7f1e74f1539ddd25 /drivers/pinctrl/pinctrl-single.c | |
| parent | 091b2ecaa3081b8dee90c4fb31e782e8e3107a77 (diff) | |
| parent | 3abb708ec0be25da16a1ee9f1ab5cbc93f3256f3 (diff) | |
| download | linux-1a371190a375f98c9b106f758ea41558c3f92556.tar.xz | |
Merge tag 'loongarch-kvm-6.12' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson into HEAD
LoongArch KVM changes for v6.12
1. Revert qspinlock to test-and-set simple lock on VM.
2. Add Loongson Binary Translation extension support.
3. Add PMU support for guest.
4. Enable paravirt feature control from VMM.
5. Implement function kvm_para_has_feature().
Diffstat (limited to 'drivers/pinctrl/pinctrl-single.c')
| -rw-r--r-- | drivers/pinctrl/pinctrl-single.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c index 4c6bfabb6bd7..4da3c3f422b6 100644 --- a/drivers/pinctrl/pinctrl-single.c +++ b/drivers/pinctrl/pinctrl-single.c @@ -345,6 +345,8 @@ static int pcs_get_function(struct pinctrl_dev *pctldev, unsigned pin, return -ENOTSUPP; fselector = setting->func; function = pinmux_generic_get_function(pctldev, fselector); + if (!function) + return -EINVAL; *func = function->data; if (!(*func)) { dev_err(pcs->dev, "%s could not find function%i\n", |