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[PATCH] remove mknod callout 

Patch from "Guo, Min" <min.guo@intel.com>
This commit is contained in:
greg@kroah.com 2003-08-04 21:39:33 -07:00 committed by Greg KH
parent ea256f901e
commit 0abf54fc09
1 changed files with 12 additions and 33 deletions
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45
udev-add.c
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@ -74,45 +74,24 @@ exit:
*/
static int create_node(char *name, char type, int major, int minor, int mode)
{
char *argv[7];
char mode_string[100];
char type_string[3];
char major_string[20];
char minor_string[20];
char filename[255];
int retval = 0;
strncpy(filename, UDEV_ROOT, sizeof(filename));
strncat(filename, name, sizeof(filename));
if (type == 'b') {
mode |= S_IFBLK;
} else if ((type == 'c') || (type == 'u')){
mode |= S_IFCHR;
} else if ( type == 'p') {
mode |= S_IFIFO;
} else {
dbg("unknown node type %c\n", type);
return -1;
}
snprintf(mode_string, sizeof(mode_string), "--mode=%#o", mode);
snprintf(type_string, sizeof(type_string), "%c", type);
snprintf(major_string, sizeof(major_string), "%d", major);
snprintf(minor_string, sizeof(minor_string), "%d", minor);
argv[0] = MKNOD;
argv[1] = mode_string;
argv[2] = filename;
argv[3] = type_string;
argv[4] = major_string;
argv[5] = minor_string;
argv[6] = NULL;
dbg ("executing %s %s %s %s %s %s",
argv[0], argv[1], argv[2], argv[3], argv[4], argv[5]);
switch (fork()) {
case 0:
/* we are the child, so lets run the program */
execv (MKNOD, argv);
exit(0);
break;
case (-1):
dbg ("fork failed.");
retval = -EFAULT;
break;
default:
break;
}
retval = mknod(filename,mode,makedev(major,minor));
return retval;
}
struct sysfs_class_device *get_class_dev(char *device_name)