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authorJim Cromie <jim.cromie@gmail.com>2020-09-21 22:04:33 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-09-27 15:32:09 +0300
commite5e5fcef600e94d83c6542cdcca3ab6dada95946 (patch)
treef4cb1e8c9d6f90dcc00873c19ff9c9489ebf083f /lib/dynamic_debug.c
parentb85300173d027131ced9a654c506785f15cfdd6f (diff)
downloadlinux-e5e5fcef600e94d83c6542cdcca3ab6dada95946.tar.xz
dyndbg: use keyword, arg varnames for query term pairs
optimize for clarity by replacing word[i,i+1] refs with temps. no functional changes. Signed-off-by: Jim Cromie <jim.cromie@gmail.com> Link: https://lore.kernel.org/r/20200921190433.1149521-3-jim.cromie@gmail.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'lib/dynamic_debug.c')
-rw-r--r--lib/dynamic_debug.c27
1 files changed, 15 insertions, 12 deletions
diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index 2d4dfd44b0fa..bd7b3aaa93c3 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -384,10 +384,13 @@ static int ddebug_parse_query(char *words[], int nwords,
query->module = modname;
for (i = 0; i < nwords; i += 2) {
- if (!strcmp(words[i], "func")) {
- rc = check_set(&query->function, words[i+1], "func");
- } else if (!strcmp(words[i], "file")) {
- if (check_set(&query->filename, words[i+1], "file"))
+ char *keyword = words[i];
+ char *arg = words[i+1];
+
+ if (!strcmp(keyword, "func")) {
+ rc = check_set(&query->function, arg, "func");
+ } else if (!strcmp(keyword, "file")) {
+ if (check_set(&query->filename, arg, "file"))
return -EINVAL;
/* tail :$info is function or line-range */
@@ -403,18 +406,18 @@ static int ddebug_parse_query(char *words[], int nwords,
if (parse_linerange(query, fline))
return -EINVAL;
}
- } else if (!strcmp(words[i], "module")) {
- rc = check_set(&query->module, words[i+1], "module");
- } else if (!strcmp(words[i], "format")) {
- string_unescape_inplace(words[i+1], UNESCAPE_SPACE |
+ } else if (!strcmp(keyword, "module")) {
+ rc = check_set(&query->module, arg, "module");
+ } else if (!strcmp(keyword, "format")) {
+ string_unescape_inplace(arg, UNESCAPE_SPACE |
UNESCAPE_OCTAL |
UNESCAPE_SPECIAL);
- rc = check_set(&query->format, words[i+1], "format");
- } else if (!strcmp(words[i], "line")) {
- if (parse_linerange(query, words[i+1]))
+ rc = check_set(&query->format, arg, "format");
+ } else if (!strcmp(keyword, "line")) {
+ if (parse_linerange(query, arg))
return -EINVAL;
} else {
- pr_err("unknown keyword \"%s\"\n", words[i]);
+ pr_err("unknown keyword \"%s\"\n", keyword);
return -EINVAL;
}
if (rc)