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* [PATCH] powerpc/kexec_file: Add of_node_put() before goto
@ 2021-10-18  1:54 Wan Jiabing
  2021-10-18  7:07 ` Hari Bathini
  2021-11-02 10:11 ` Michael Ellerman
  0 siblings, 2 replies; 3+ messages in thread
From: Wan Jiabing @ 2021-10-18  1:54 UTC (permalink / raw)
  To: Michael Ellerman, Benjamin Herrenschmidt, Paul Mackerras,
	Rob Herring, Thiago Jung Bauermann, Lakshmi Ramasubramanian,
	Hari Bathini, Wan Jiabing, Sourabh Jain, linuxppc-dev,
	linux-kernel
  Cc: kael_w

Fix following coccicheck warning:
./arch/powerpc/kexec/file_load_64.c:698:1-22: WARNING: Function
for_each_node_by_type should have of_node_put() before goto

Early exits from for_each_node_by_type should decrement the
node reference counter.

Signed-off-by: Wan Jiabing <wanjiabing@vivo.com>
---
 arch/powerpc/kexec/file_load_64.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/powerpc/kexec/file_load_64.c b/arch/powerpc/kexec/file_load_64.c
index 5056e175ca2c..b4981b651d9a 100644
--- a/arch/powerpc/kexec/file_load_64.c
+++ b/arch/powerpc/kexec/file_load_64.c
@@ -700,6 +700,7 @@ static int update_usable_mem_fdt(void *fdt, struct crash_mem *usable_mem)
 		if (ret) {
 			pr_err("Failed to set linux,usable-memory property for %s node",
 			       dn->full_name);
+			of_node_put(dn);
 			goto out;
 		}
 	}
-- 
2.20.1


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] powerpc/kexec_file: Add of_node_put() before goto
  2021-10-18  1:54 [PATCH] powerpc/kexec_file: Add of_node_put() before goto Wan Jiabing
@ 2021-10-18  7:07 ` Hari Bathini
  2021-11-02 10:11 ` Michael Ellerman
  1 sibling, 0 replies; 3+ messages in thread
From: Hari Bathini @ 2021-10-18  7:07 UTC (permalink / raw)
  To: Wan Jiabing, Michael Ellerman, Benjamin Herrenschmidt,
	Paul Mackerras, Rob Herring, Thiago Jung Bauermann,
	Lakshmi Ramasubramanian, Sourabh Jain, linuxppc-dev,
	linux-kernel
  Cc: kael_w



On 18/10/21 7:24 am, Wan Jiabing wrote:
> Fix following coccicheck warning:
> ./arch/powerpc/kexec/file_load_64.c:698:1-22: WARNING: Function
> for_each_node_by_type should have of_node_put() before goto
> 
> Early exits from for_each_node_by_type should decrement the
> node reference counter.
> 
> Signed-off-by: Wan Jiabing <wanjiabing@vivo.com>

Thanks for fixing this!

Acked-by: Hari Bathini <hbathini@linux.ibm.com>

> ---
>   arch/powerpc/kexec/file_load_64.c | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/arch/powerpc/kexec/file_load_64.c b/arch/powerpc/kexec/file_load_64.c
> index 5056e175ca2c..b4981b651d9a 100644
> --- a/arch/powerpc/kexec/file_load_64.c
> +++ b/arch/powerpc/kexec/file_load_64.c
> @@ -700,6 +700,7 @@ static int update_usable_mem_fdt(void *fdt, struct crash_mem *usable_mem)
>   		if (ret) {
>   			pr_err("Failed to set linux,usable-memory property for %s node",
>   			       dn->full_name);
> +			of_node_put(dn);
>   			goto out;
>   		}
>   	}
> 

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] powerpc/kexec_file: Add of_node_put() before goto
  2021-10-18  1:54 [PATCH] powerpc/kexec_file: Add of_node_put() before goto Wan Jiabing
  2021-10-18  7:07 ` Hari Bathini
@ 2021-11-02 10:11 ` Michael Ellerman
  1 sibling, 0 replies; 3+ messages in thread
From: Michael Ellerman @ 2021-11-02 10:11 UTC (permalink / raw)
  To: Wan Jiabing, linux-kernel, Paul Mackerras, Michael Ellerman,
	Lakshmi Ramasubramanian, Sourabh Jain, Hari Bathini,
	linuxppc-dev, Rob Herring, Thiago Jung Bauermann,
	Benjamin Herrenschmidt
  Cc: kael_w

On Sun, 17 Oct 2021 21:54:16 -0400, Wan Jiabing wrote:
> Fix following coccicheck warning:
> ./arch/powerpc/kexec/file_load_64.c:698:1-22: WARNING: Function
> for_each_node_by_type should have of_node_put() before goto
> 
> Early exits from for_each_node_by_type should decrement the
> node reference counter.
> 
> [...]

Applied to powerpc/next.

[1/1] powerpc/kexec_file: Add of_node_put() before goto
      https://git.kernel.org/powerpc/c/7453f501d443c7febf48809ee1c530b64d625c59

cheers

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2021-11-02 11:39 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2021-10-18  1:54 [PATCH] powerpc/kexec_file: Add of_node_put() before goto Wan Jiabing
2021-10-18  7:07 ` Hari Bathini
2021-11-02 10:11 ` Michael Ellerman

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