[dpdk-dev] [PATCH] cmdline: fix type format from unsigned to size_t for buffer size

Thomas Monjalon thomas.monjalon at 6wind.com
Mon Mar 23 12:46:54 CET 2015


Daniel,
Without answer to the question from Olivier, this patch is going to be ignored.

2015-02-24 12:03, Olivier MATZ:
> Hi Daniel,
> 
> On 02/20/2015 05:18 PM, Daniel Mrzyglod wrote:
> > Function match_inst is used to take buffor using sizeof() which is size_t type.
> > This modification also involved changing '%u' to '%zu' in printf function.
> >
> > Signed-off-by: Daniel Mrzyglod <danielx.t.mrzyglod at intel.com>
> > ---
> >   lib/librte_cmdline/cmdline_parse.c | 4 ++--
> >   1 file changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/lib/librte_cmdline/cmdline_parse.c b/lib/librte_cmdline/cmdline_parse.c
> > index dfc885c..0821791 100644
> > --- a/lib/librte_cmdline/cmdline_parse.c
> > +++ b/lib/librte_cmdline/cmdline_parse.c
> > @@ -138,7 +138,7 @@ nb_common_chars(const char * s1, const char * s2)
> >    */
> >   static int
> >   match_inst(cmdline_parse_inst_t *inst, const char *buf,
> > -	   unsigned int nb_match_token, void *resbuf, unsigned resbuf_size)
> > +	   unsigned int nb_match_token, void *resbuf, size_t resbuf_size)
> >   {
> >   	unsigned int token_num=0;
> >   	cmdline_parse_token_hdr_t * token_p;
> > @@ -169,7 +169,7 @@ match_inst(cmdline_parse_inst_t *inst, const char *buf,
> >
> >   			if (token_hdr.offset > resbuf_size) {
> >   				printf("Parse error(%s:%d): Token offset(%u) "
> > -					"exceeds maximum size(%u)\n",
> > +					"exceeds maximum size(%zu)\n",
> >   					__FILE__, __LINE__,
> >   					token_hdr.offset, resbuf_size);
> >   				return -ENOBUFS;
> >
> 
> 
> Did you see a specific issue with the current code? (maybe a compilation
> issue or a klocwork issue?)
> 
> I think this patch is ok, but there are many places where this kind
> of fixes should be applied in cmdline (cmdline_parse_*(),
> cmdline_get_help_*(), etc.). Is there a motivation for changing it
> only there?
> 
> Regards,
> Olivier
> 




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