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-rw-r--r--src/sysctl/sysctl.c20
1 files changed, 14 insertions, 6 deletions
diff --git a/src/sysctl/sysctl.c b/src/sysctl/sysctl.c
index 4f9530baf8..809e59b71f 100644
--- a/src/sysctl/sysctl.c
+++ b/src/sysctl/sysctl.c
@@ -219,7 +219,7 @@ static void help(void) {
"Applies kernel sysctl settings.\n\n"
" -h --help Show this help\n"
" --version Show package version\n"
- " --prefix=PATH Only apply rules that apply to paths with the specified prefix\n"
+ " --prefix=PATH Only apply rules with the specified prefix\n"
, program_invocation_short_name);
}
@@ -258,11 +258,19 @@ static int parse_argv(int argc, char *argv[]) {
case ARG_PREFIX: {
char *p;
- for (p = optarg; *p; p++)
- if (*p == '.')
- *p = '/';
-
- if (strv_extend(&arg_prefixes, optarg) < 0)
+ /* We used to require people to specify absolute paths
+ * in /proc/sys in the past. This is kinda useless, but
+ * we need to keep compatibility. We now support any
+ * sysctl name available. */
+ normalize_sysctl(optarg);
+ if (startswith(optarg, "/proc/sys"))
+ p = strdup(optarg);
+ else
+ p = strappend("/proc/sys/", optarg);
+
+ if (!p)
+ return log_oom();
+ if (strv_consume(&arg_prefixes, p) < 0)
return log_oom();
break;