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| author | Jim Cromie <jim.cromie@gmail.com> | 2020-09-21 22:04:33 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-09-27 15:32:09 +0300 |
| commit | e5e5fcef600e94d83c6542cdcca3ab6dada95946 (patch) | |
| tree | f4cb1e8c9d6f90dcc00873c19ff9c9489ebf083f /lib/dynamic_debug.c | |
| parent | b85300173d027131ced9a654c506785f15cfdd6f (diff) | |
| download | linux-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.c | 27 |
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) |