diff options
| -rw-r--r-- | drivers/pinctrl/sunxi/pinctrl-sunxi.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.c b/drivers/pinctrl/sunxi/pinctrl-sunxi.c index 213a5d5d73f0..34e17376ef99 100644 --- a/drivers/pinctrl/sunxi/pinctrl-sunxi.c +++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.c @@ -1042,6 +1042,7 @@ static int sunxi_pinctrl_add_function(struct sunxi_pinctrl *pctl, static int sunxi_pinctrl_build_state(struct platform_device *pdev) { struct sunxi_pinctrl *pctl = platform_get_drvdata(pdev); + void *ptr; int i; /* @@ -1108,13 +1109,15 @@ static int sunxi_pinctrl_build_state(struct platform_device *pdev) } /* And now allocated and fill the array for real */ - pctl->functions = krealloc(pctl->functions, - pctl->nfunctions * sizeof(*pctl->functions), - GFP_KERNEL); - if (!pctl->functions) { + ptr = krealloc(pctl->functions, + pctl->nfunctions * sizeof(*pctl->functions), + GFP_KERNEL); + if (!ptr) { kfree(pctl->functions); + pctl->functions = NULL; return -ENOMEM; } + pctl->functions = ptr; for (i = 0; i < pctl->desc->npins; i++) { const struct sunxi_desc_pin *pin = pctl->desc->pins + i; |