udev: rules - ignore the lack of trailing newline

[elogind.git] / src / udev / udev-rules.c

diff --git a/src/udev/udev-rules.c b/src/udev/udev-rules.c
index 55587fd5a8b41965f35b4b13b65f73b4471f5c9e..447a86864ea39688a75f9037041fd40a70334915 100644 (file)
--- a/src/udev/udev-rules.c
+++ b/src/udev/udev-rules.c
@@ -1042,11 +1042,11 @@ static int add_rule(struct udev_rules *rules, char *line,
                     const char *filename, unsigned int filename_off, unsigned int lineno) {
         char *linepos;
         const char *attr;
-        struct rule_tmp rule_tmp;
+        struct rule_tmp rule_tmp = {
+                .rules = rules,
+                .rule.type = TK_RULE,
+        };
 
-        memzero(&rule_tmp, sizeof(struct rule_tmp));
-        rule_tmp.rules = rules;
-        rule_tmp.rule.type = TK_RULE;
         /* the offset in the rule is limited to unsigned short */
         if (filename_off < USHRT_MAX)
                 rule_tmp.rule.rule.filename_off = filename_off;
@@ -1067,14 +1067,14 @@ static int add_rule(struct udev_rules *rules, char *line,
 
                         /* If we aren't at the end of the line, this is a parsing error.
                          * Make a best effort to describe where the problem is. */
-                        if (*linepos != '\n') {
-                                char buf[2] = {linepos[1]};
+                        if (!strchr(NEWLINE "\0", *linepos)) {
+                                char buf[2] = {*linepos};
                                 _cleanup_free_ char *tmp;
 
                                 tmp = cescape(buf);
                                 log_error("invalid key/value pair in file %s on line %u, starting at character %tu ('%s')",
                                           filename, lineno, linepos - line + 1, tmp);
-                                if (linepos[1] == '#')
+                                if (*linepos == '#')
                                         log_error("hint: comments can only start at beginning of line");
                         }
                         break;
@@ -2535,10 +2535,10 @@ int udev_rules_apply_to_event(struct udev_rules *rules,
                         f = fopen(attr, "we");
                         if (f != NULL) {
                                 if (fprintf(f, "%s", value) <= 0)
-                                        log_error("error writing ATTR{%s}: %m", attr);
+                                        log_error_errno(errno, "error writing ATTR{%s}: %m", attr);
                                 fclose(f);
                         } else {
-                                log_error("error opening ATTR{%s} for writing: %m", attr);
+                                log_error_errno(errno, "error opening ATTR{%s} for writing: %m", attr);
                         }
                         break;
                 }
@@ -2652,19 +2652,17 @@ int udev_rules_apply_static_dev_perms(struct udev_rules *rules) {
 
                                         strscpyl(tags_dir, sizeof(tags_dir), "/run/udev/static_node-tags/", *t, "/", NULL);
                                         r = mkdir_p(tags_dir, 0755);
-                                        if (r < 0) {
-                                                log_error_errno(r, "failed to create %s: %m", tags_dir);
-                                                return r;
-                                        }
+                                        if (r < 0)
+                                                return log_error_errno(r, "failed to create %s: %m", tags_dir);
 
                                         unescaped_filename = xescape(rules_str(rules, cur->key.value_off), "/.");
 
                                         strscpyl(tag_symlink, sizeof(tag_symlink), tags_dir, unescaped_filename, NULL);
                                         r = symlink(device_node, tag_symlink);
-                                        if (r < 0 && errno != EEXIST) {
-                                                log_error("failed to create symlink %s -> %s: %m", tag_symlink, device_node);
-                                                return -errno;
-                                        } else
+                                        if (r < 0 && errno != EEXIST)
+                                                return log_error_errno(errno, "failed to create symlink %s -> %s: %m",
+                                                                       tag_symlink, device_node);
+                                        else
                                                 r = 0;
                                 }
                         }