Re: [PATCH] arch: mips: lantiq: using strlcpy() instead of strncpy()

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On 26/05/13 09:51, Chen Gang wrote:
'compatible' is used by strlen() in __of_device_is_compatible().

So for NUL terminated string, need always be sure of ended by zero.

'of_ids' is not a structure in "include/uapi/*", so not need initialize
all bytes, just use strlcpy() instead of strncpy().


Signed-off-by: Chen Gang<gang.chen@xxxxxxxxxxx>

Acked-by: John Crispin <blogic@xxxxxxxxxxx>

---
  arch/mips/lantiq/prom.c |    2 +-
  1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/mips/lantiq/prom.c b/arch/mips/lantiq/prom.c
index 9f9e875..49c4603 100644
--- a/arch/mips/lantiq/prom.c
+++ b/arch/mips/lantiq/prom.c
@@ -112,7 +112,7 @@ int __init plat_of_setup(void)
  	if (!of_have_populated_dt())
  		panic("device tree not present");

-	strncpy(of_ids[0].compatible, soc_info.compatible,
+	strlcpy(of_ids[0].compatible, soc_info.compatible,
  		sizeof(of_ids[0].compatible));
  	strncpy(of_ids[1].compatible, "simple-bus",
  		sizeof(of_ids[1].compatible));



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