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-rw-r--r--udev.c18
-rw-r--r--udev.h5
-rw-r--r--udev_utils.c71
3 files changed, 41 insertions, 53 deletions
diff --git a/udev.c b/udev.c
index 7854bc74d0..802e41d147 100644
--- a/udev.c
+++ b/udev.c
@@ -96,7 +96,6 @@ static void asmlinkage sig_handler(int signum)
int main(int argc, char *argv[], char *envp[])
{
- struct sigaction act;
struct sysfs_class_device *class_dev;
struct sysfs_device *devices_dev;
struct udevice udev;
@@ -106,6 +105,7 @@ int main(int argc, char *argv[], char *envp[])
const char *devpath;
const char *subsystem;
int managed_event;
+ struct sigaction act;
int retval = -EINVAL;
if (argc == 2 && strcmp(argv[1], "-V") == 0) {
@@ -153,16 +153,10 @@ int main(int argc, char *argv[], char *envp[])
if (!subsystem && argc == 2)
subsystem = argv[1];
- if (!action) {
- dbg("no action");
- goto hotplug;
- }
- if (!subsystem) {
- dbg("no subsystem");
- goto hotplug;
- }
- if (!devpath) {
- dbg("no devpath");
+ udev_init_device(&udev, devpath, subsystem);
+
+ if (!action || !subsystem || !devpath) {
+ dbg("action, subsystem or devpath missing");
goto hotplug;
}
@@ -170,8 +164,6 @@ int main(int argc, char *argv[], char *envp[])
if (udev_log)
setenv("UDEV_LOG", "1", 1);
- udev_init_device(&udev, devpath, subsystem);
-
if (udev.type == BLOCK || udev.type == CLASS || udev.type == NET) {
if (strcmp(action, "add") == 0) {
/* wait for sysfs and possibly add node */
diff --git a/udev.h b/udev.h
index d6dbd7c332..ddcfa81c8e 100644
--- a/udev.h
+++ b/udev.h
@@ -31,6 +31,7 @@
#define ALARM_TIMEOUT 120
#define COMMENT_CHARACTER '#'
+#define LINE_SIZE 512
#define NAME_SIZE 256
#define USER_SIZE 32
@@ -39,8 +40,6 @@
#define SUBSYSTEM_SIZE 32
#define SEQNUM_SIZE 32
-#define LINE_SIZE 512
-
#define DEVD_DIR "/etc/dev.d"
#define DEVD_SUFFIX ".dev"
@@ -62,6 +61,7 @@ struct udevice {
char subsystem[SUBSYSTEM_SIZE];
char name[NAME_SIZE];
+ char devname[NAME_SIZE];
char symlink[NAME_SIZE];
char owner[USER_SIZE];
char group[USER_SIZE];
@@ -69,7 +69,6 @@ struct udevice {
char type;
dev_t devt;
- char devname[NAME_SIZE];
char tmp_node[NAME_SIZE];
int partitions;
int ignore_remove;
diff --git a/udev_utils.c b/udev_utils.c
index c1e497626e..f2534dd331 100644
--- a/udev_utils.c
+++ b/udev_utils.c
@@ -43,52 +43,49 @@ int udev_init_device(struct udevice *udev, const char* devpath, const char *subs
memset(udev, 0x00, sizeof(struct udevice));
+ if (subsystem)
+ strfieldcpy(udev->subsystem, subsystem);
+
if (devpath) {
strfieldcpy(udev->devpath, devpath);
no_trailing_slash(udev->devpath);
- }
- if (subsystem)
- strfieldcpy(udev->subsystem, subsystem);
- if (strcmp(udev->subsystem, "block") == 0)
- udev->type = BLOCK;
- else if (strcmp(udev->subsystem, "net") == 0)
- udev->type = NET;
- else if (strncmp(udev->devpath, "/block/", 7) == 0)
- udev->type = BLOCK;
- else if (strncmp(udev->devpath, "/class/net/", 11) == 0)
- udev->type = NET;
- else if (strncmp(udev->devpath, "/class/", 7) == 0)
- udev->type = CLASS;
- else if (strncmp(udev->devpath, "/devices/", 9) == 0)
- udev->type = PHYSDEV;
+ if (strncmp(udev->devpath, "/block/", 7) == 0)
+ udev->type = BLOCK;
+ else if (strncmp(udev->devpath, "/class/net/", 11) == 0)
+ udev->type = NET;
+ else if (strncmp(udev->devpath, "/class/", 7) == 0)
+ udev->type = CLASS;
+ else if (strncmp(udev->devpath, "/devices/", 9) == 0)
+ udev->type = PHYSDEV;
+
+ /* get kernel name */
+ pos = strrchr(udev->devpath, '/');
+ if (pos) {
+ strfieldcpy(udev->kernel_name, &pos[1]);
+ dbg("kernel_name='%s'", udev->kernel_name);
+
+ /* Some block devices have '!' in their name, change that to '/' */
+ pos = udev->kernel_name;
+ while (pos[0] != '\0') {
+ if (pos[0] == '!')
+ pos[0] = '/';
+ pos++;
+ }
+
+ /* get kernel number */
+ pos = &udev->kernel_name[strlen(udev->kernel_name)];
+ while (isdigit(pos[-1]))
+ pos--;
+ strfieldcpy(udev->kernel_number, pos);
+ dbg("kernel_number='%s'", udev->kernel_number);
+ }
+ }
udev->mode = 0660;
strcpy(udev->owner, "root");
strcpy(udev->group, "root");
- /* get kernel name */
- pos = strrchr(udev->devpath, '/');
- if (pos == NULL)
- return -1;
- strfieldcpy(udev->kernel_name, &pos[1]);
-
- /* get kernel number */
- pos = &udev->kernel_name[strlen(udev->kernel_name)];
- while (isdigit(pos[-1]))
- pos--;
- strfieldcpy(udev->kernel_number, pos);
- dbg("kernel_number='%s'", udev->kernel_number);
-
- /* Some block devices have '!' in their name, change that to '/' */
- pos = udev->kernel_name;
- while (pos[0] != '\0') {
- if (pos[0] == '!')
- pos[0] = '/';
- pos++;
- }
-
- dbg("kernel_name='%s'", udev->kernel_name);
return 0;
}