[U-Boot] [common/cmd_ini.c:137]: (error) Uninitialized variable: line

[Tom Rini]

On Thu, Nov 06, 2014 at 07:10:54PM +0100, Wolfgang Denk wrote:
> Dear Tom,
> 
> In message <20141106161600.GQ24724 at bill-the-cat> you wrote:
> > 
> > trini at bill-the-cat:~/work/u-boot/u-boot-ti (master)$ cppcheck --version
> > Cppcheck 1.52
> 
> -> cppcheck --version
> Cppcheck 1.63

Ah, OK.

> > trini at bill-the-cat:~/work/u-boot/u-boot-ti (master)$ cppcheck --force --inline-suppr common/cmd_ini.c
> > Checking common/cmd_ini.c...
> > Checking common/cmd_ini.c: CONFIG_INI_ALLOW_MULTILINE...
> > Checking common/cmd_ini.c: CONFIG_INI_CASE_INSENSITIVE...
> > Checking common/cmd_ini.c: CONFIG_INI_MAX_LINE...
> > Checking common/cmd_ini.c: CONFIG_INI_MAX_NAME...
> > Checking common/cmd_ini.c: CONFIG_INI_MAX_SECTION...
> 
> -> cppcheck --force --inline-suppr common/cmd_ini.c
> Checking common/cmd_ini.c...
> Checking common/cmd_ini.c: CONFIG_INI_ALLOW_MULTILINE...
> Checking common/cmd_ini.c: CONFIG_INI_CASE_INSENSITIVE...
> Checking common/cmd_ini.c: CONFIG_INI_MAX_LINE...
> [common/cmd_ini.c:137]: (error) Uninitialized variable: line
> Checking common/cmd_ini.c: CONFIG_INI_MAX_NAME...
> Checking common/cmd_ini.c: CONFIG_INI_MAX_SECTION...
> 
> Same result with Cppcheck 1.67
> 
> > And I don't see anything.  I did this since manually inspecting things
> > and the code looks correct here but I could see cppcheck failing to
> > figure it out (and I could see the code being optimized, we pass line as
> > a pointer but then also return that back..).
> 
> To me it looks as if it complained due to possibly incorrect
> CONFIG_INI_MAX_LINE settings?

Could be, but that'd be a compile-time failure if it's defined but not
to a numerical value.

-- 
Tom
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