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authorStefan Schweter <stefan@schweter.it>2016-10-11 09:08:04 +0200
committerMartin Pitt <martin.pitt@ubuntu.com>2016-10-11 09:08:04 +0200
commit1f1a5e8b403332eb0788ace2fa44f07c588a2464 (patch)
tree61dd311fa6249e983f7ccde30c235a16aa48f242 /src/udev/udevadm-control.c
parentec72b963666020003d780fcc0751bc84da14e258 (diff)
udevadm: use parse_sec instead of atoi for timeout option (#4331)
log_error method is used instead of fprintf
Diffstat (limited to 'src/udev/udevadm-control.c')
-rw-r--r--src/udev/udevadm-control.c29
1 files changed, 19 insertions, 10 deletions
diff --git a/src/udev/udevadm-control.c b/src/udev/udevadm-control.c
index 989decbe95..6f8e96a123 100644
--- a/src/udev/udevadm-control.c
+++ b/src/udev/udevadm-control.c
@@ -20,6 +20,7 @@
#include <string.h>
#include <unistd.h>
+#include "time-util.h"
#include "udev-util.h"
#include "udev.h"
@@ -60,7 +61,7 @@ static int adm_control(struct udev *udev, int argc, char *argv[]) {
};
if (getuid() != 0) {
- fprintf(stderr, "root privileges required\n");
+ log_error("root privileges required");
return 1;
}
@@ -81,7 +82,7 @@ static int adm_control(struct udev *udev, int argc, char *argv[]) {
i = util_log_priority(optarg);
if (i < 0) {
- fprintf(stderr, "invalid number '%s'\n", optarg);
+ log_error("invalid number '%s'", optarg);
return rc;
}
if (udev_ctrl_send_set_log_level(uctrl, util_log_priority(optarg), timeout) < 0)
@@ -110,7 +111,7 @@ static int adm_control(struct udev *udev, int argc, char *argv[]) {
break;
case 'p':
if (strchr(optarg, '=') == NULL) {
- fprintf(stderr, "expect <KEY>=<value> instead of '%s'\n", optarg);
+ log_error("expect <KEY>=<value> instead of '%s'", optarg);
return rc;
}
if (udev_ctrl_send_set_env(uctrl, optarg, timeout) < 0)
@@ -124,7 +125,7 @@ static int adm_control(struct udev *udev, int argc, char *argv[]) {
i = strtoul(optarg, &endp, 0);
if (endp[0] != '\0' || i < 1) {
- fprintf(stderr, "invalid number '%s'\n", optarg);
+ log_error("invalid number '%s'", optarg);
return rc;
}
if (udev_ctrl_send_set_children_max(uctrl, i, timeout) < 0)
@@ -134,13 +135,21 @@ static int adm_control(struct udev *udev, int argc, char *argv[]) {
break;
}
case 't': {
+ usec_t s;
int seconds;
+ int r;
- seconds = atoi(optarg);
- if (seconds >= 0)
+ r = parse_sec(optarg, &s);
+ if (r < 0)
+ return log_error_errno(r, "Failed to parse timeout value '%s'.", optarg);
+
+ if (((s + USEC_PER_SEC - 1) / USEC_PER_SEC) > INT_MAX)
+ log_error("Timeout value is out of range.");
+ else {
+ seconds = s != USEC_INFINITY ? (int) ((s + USEC_PER_SEC - 1) / USEC_PER_SEC) : INT_MAX;
timeout = seconds;
- else
- fprintf(stderr, "invalid timeout value\n");
+ rc = 0;
+ }
break;
}
case 'h':
@@ -150,9 +159,9 @@ static int adm_control(struct udev *udev, int argc, char *argv[]) {
}
if (optind < argc)
- fprintf(stderr, "Extraneous argument: %s\n", argv[optind]);
+ log_error("Extraneous argument: %s", argv[optind]);
else if (optind == 1)
- fprintf(stderr, "Option missing\n");
+ log_error("Option missing");
return rc;
}