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From: Segher Boessenkool <segher@kernel.crashing.org>
To: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Cc: linuxppc-dev@ozlabs.org, Paul Mackerras <paulus@samba.org>
Subject: Re: [PATCH] powerpc: fix i2c device string format
Date: Thu, 9 Aug 2007 21:45:46 +0200	[thread overview]
Message-ID: <3368b27f860fafb35d10f6352e9055bf@kernel.crashing.org> (raw)
In-Reply-To: <Pine.LNX.4.60.0708080023030.8493@poirot.grange>

>> strncpy() won't put a terminating zero on there, is everything
>> that uses the resulting string okay with that?  Also, if the
>> name gets cut short, it might match some _other_ expected name.
>
> On Wed, 1 Aug 2007, Scott Wood wrote:
>
>> You could use strlcpy() instead, which always leaves a zero 
>> terminator.
>
> The patch below does exactly this - uses strlcpy() to guarantee 
> strings in
> i2c device type and driver_name fields are 0-terminated.

You're not checking the return values of these calls.  This would
be a good function to put attribute warn_unused_result on :-)


Segher

  reply	other threads:[~2007-08-09 19:46 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-06-29 19:20 [PATCH] powerpc: Add of_register_i2c_devices() Guennadi Liakhovetski
2007-07-01 23:36 ` Kumar Gala
2007-07-02 11:56   ` Segher Boessenkool
2007-07-02 12:03 ` Segher Boessenkool
2007-07-02 20:11   ` Guennadi Liakhovetski
2007-07-02 22:46     ` Scott Wood
2007-07-02 23:10       ` Segher Boessenkool
2007-07-02 23:06     ` Segher Boessenkool
2007-07-03 22:34       ` Guennadi Liakhovetski
2007-07-03 23:02         ` Segher Boessenkool
2007-07-04  5:28           ` Guennadi Liakhovetski
2007-07-04 12:19             ` Segher Boessenkool
2007-07-04 17:50               ` Guennadi Liakhovetski
2007-07-17 22:17           ` Guennadi Liakhovetski
2007-07-19 15:32             ` Segher Boessenkool
2007-07-19 22:07               ` Guennadi Liakhovetski
2007-07-20  7:26                 ` Segher Boessenkool
2007-07-20 20:26                   ` Guennadi Liakhovetski
2007-07-31 22:55                     ` Segher Boessenkool
2007-08-01  5:41                       ` Guennadi Liakhovetski
2007-08-01  8:18                         ` Segher Boessenkool
2007-08-01 20:36                           ` Guennadi Liakhovetski
2007-08-01 20:42                             ` Scott Wood
2007-08-07 22:32                               ` [PATCH] powerpc: fix i2c device string format Guennadi Liakhovetski
2007-08-09 19:45                                 ` Segher Boessenkool [this message]
2007-08-09 20:46                                   ` Guennadi Liakhovetski
2007-08-10 17:44                                     ` Segher Boessenkool
2007-08-15  6:23                                     ` Paul Mackerras
2007-08-15 19:15                                       ` Guennadi Liakhovetski
2007-08-15 21:29                                         ` Scott Wood
2007-08-15 22:23                                           ` Guennadi Liakhovetski
2007-08-16  0:36                                         ` Stephen Rothwell
2007-07-03  0:42   ` [PATCH] powerpc: Add of_register_i2c_devices() Benjamin Herrenschmidt
2007-07-03 12:33     ` Segher Boessenkool

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