On Wed, Aug 15, 2018 at 10:06:16AM -0500, Gustavo A. R. Silva wrote:
> Replace the whole switch statement with a for loop.
> This makes the code much clear and easy to read.
>
> This also addresses the following Coverity warnings:
>
> Addresses-Coverity-ID: 115090 ("Missing break in switch")
> Addresses-Coverity-ID: 115091 ("Missing break in switch")
> Addresses-Coverity-ID: 114700 ("Missing break in switch")
>
> Suggested-by: Daniel Thompson <daniel.thomp...@linaro.org>
> Signed-off-by: Gustavo A. R. Silva <gust...@embeddedor.com>
> ---
> kernel/debug/kdb/kdb_main.c | 20 ++------------------
> 1 file changed, 2 insertions(+), 18 deletions(-)
>
> diff --git a/kernel/debug/kdb/kdb_main.c b/kernel/debug/kdb/kdb_main.c
> index 2ddfce8..4b896a6 100644
> --- a/kernel/debug/kdb/kdb_main.c
> +++ b/kernel/debug/kdb/kdb_main.c
> @@ -1538,25 +1538,9 @@ static void kdb_md_line(const char *fmtstr, unsigned
> long addr,
> wc.word = word;
> #define printable_char(c) \
> ({unsigned char __c = c; isascii(__c) && isprint(__c) ? __c : '.'; })
> - switch (bytesperword) {
> - case 8:
> + for (i = 0; i < bytesperword; i++)
i already a control variable for the outer loop. It is not safe to reuse
it here.
Daniel.
> *c++ = printable_char(*cp++);
> - *c++ = printable_char(*cp++);
> - *c++ = printable_char(*cp++);
> - *c++ = printable_char(*cp++);
> - addr += 4;
> - case 4:
> - *c++ = printable_char(*cp++);
> - *c++ = printable_char(*cp++);
> - addr += 2;
> - case 2:
> - *c++ = printable_char(*cp++);
> - addr++;
> - case 1:
> - *c++ = printable_char(*cp++);
> - addr++;
> - break;
> - }
> + addr += bytesperword;
> #undef printable_char
> }
> }
> --
> 2.7.4
>
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