diff options
Diffstat (limited to 'drivers/clk/imx/clk.c')
| -rw-r--r-- | drivers/clk/imx/clk.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/clk/imx/clk.c b/drivers/clk/imx/clk.c index 5b73a477f11f..df810f0ee16d 100644 --- a/drivers/clk/imx/clk.c +++ b/drivers/clk/imx/clk.c @@ -167,6 +167,8 @@ __setup_param("earlyprintk", imx_keep_uart_earlyprintk, void imx_register_uart_clocks(unsigned int clk_count) { + unsigned int num __maybe_unused; + imx_enabled_uart_clocks = 0; /* i.MX boards use device trees now. For build tests without CONFIG_OF, do nothing */ @@ -174,14 +176,18 @@ void imx_register_uart_clocks(unsigned int clk_count) if (imx_keep_uart_clocks) { int i; - imx_uart_clocks = kcalloc(clk_count, sizeof(struct clk *), GFP_KERNEL); - if (!imx_uart_clocks) + num = of_clk_get_parent_count(of_stdout); + if (!num) return; if (!of_stdout) return; - for (i = 0; i < clk_count; i++) { + imx_uart_clocks = kcalloc(num, sizeof(struct clk *), GFP_KERNEL); + if (!imx_uart_clocks) + return; + + for (i = 0; i < num; i++) { imx_uart_clocks[imx_enabled_uart_clocks] = of_clk_get(of_stdout, i); /* Stop if there are no more of_stdout references */ |