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authorWei Yongjun <yongjun_wei@trendmicro.com.cn>2012-10-09 10:46:00 +0800
committerMike Turquette <mturquette@linaro.org>2012-11-09 16:49:15 -0800
commit0de9f23a2859a4aec5db210887c7457e0c24b9ca (patch)
treee853f255bc04dac6b7ea8ab03c0e2d026a3c7fbb /drivers/clk/clk-bcm2835.c
parent78e30d12168b540d426e4584b3d485e80fbc2a51 (diff)
clk: fix return value check in bcm2835_init_clocks()
In case of error, the function clk_register_fixed_rate() returns ERR_PTR() and never returns NULL. The NULL test in the return value check should be replaced with IS_ERR(). dpatch engine is used to auto generate this patch. (https://github.com/weiyj/dpatch) Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Acked-by: Stephen Warren <swarren@wwwdotorg.org> Signed-off-by: Mike Turquette <mturquette@linaro.org>
Diffstat (limited to 'drivers/clk/clk-bcm2835.c')
-rw-r--r--drivers/clk/clk-bcm2835.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/clk/clk-bcm2835.c b/drivers/clk/clk-bcm2835.c
index 67ad16b20b81..b61ee2c5af84 100644
--- a/drivers/clk/clk-bcm2835.c
+++ b/drivers/clk/clk-bcm2835.c
@@ -33,17 +33,17 @@ void __init bcm2835_init_clocks(void)
clk = clk_register_fixed_rate(NULL, "sys_pclk", NULL, CLK_IS_ROOT,
250000000);
- if (!clk)
+ if (IS_ERR(clk))
pr_err("sys_pclk not registered\n");
clk = clk_register_fixed_rate(NULL, "apb_pclk", NULL, CLK_IS_ROOT,
126000000);
- if (!clk)
+ if (IS_ERR(clk))
pr_err("apb_pclk not registered\n");
clk = clk_register_fixed_rate(NULL, "uart0_pclk", NULL, CLK_IS_ROOT,
3000000);
- if (!clk)
+ if (IS_ERR(clk))
pr_err("uart0_pclk not registered\n");
ret = clk_register_clkdev(clk, NULL, "20201000.uart");
if (ret)
@@ -51,7 +51,7 @@ void __init bcm2835_init_clocks(void)
clk = clk_register_fixed_rate(NULL, "uart1_pclk", NULL, CLK_IS_ROOT,
125000000);
- if (!clk)
+ if (IS_ERR(clk))
pr_err("uart1_pclk not registered\n");
ret = clk_register_clkdev(clk, NULL, "20215000.uart");
if (ret)