aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorGustavo A. R. Silva <gustavo@embeddedor.com>2018-08-16 09:01:41 -0500
committerDaniel Thompson <daniel.thompson@linaro.org>2018-11-13 20:37:53 +0000
commit9eb62f0e1bc70ebc9b15837a0c4e8f12a7b910cb (patch)
tree42a78bb2b7a3e751c34c07c34b9cbc8dad128d48
parentc2b94c72d93d0929f48157eef128c4f9d2e603ce (diff)
downloadlinux-9eb62f0e1bc70ebc9b15837a0c4e8f12a7b910cb.tar.gz
kdb: kdb_main: refactor code in kdb_md_line
Replace the whole switch statement with a for loop. This makes the code clearer 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.thompson@linaro.org> Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org> [daniel.thompson@linaro.org: Tiny grammar change in description] Signed-off-by: Daniel Thompson <daniel.thompson@linaro.org>
-rw-r--r--kernel/debug/kdb/kdb_main.c21
1 files changed, 3 insertions, 18 deletions
diff --git a/kernel/debug/kdb/kdb_main.c b/kernel/debug/kdb/kdb_main.c
index 959242084b40..d72b32c66f7d 100644
--- a/kernel/debug/kdb/kdb_main.c
+++ b/kernel/debug/kdb/kdb_main.c
@@ -1493,6 +1493,7 @@ static void kdb_md_line(const char *fmtstr, unsigned long addr,
char cbuf[32];
char *c = cbuf;
int i;
+ int j;
unsigned long word;
memset(cbuf, '\0', sizeof(cbuf));
@@ -1538,25 +1539,9 @@ 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 (j = 0; j < bytesperword; j++)
*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
}
}