X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=udev-add.c;h=fedc8f0fc80666d10fe4d6f36a75ba9507f9eac6;hb=3a8c51a771b5c67d5cf0002980254ef175668630;hp=586911acc2956bc368e1fc30190bc8c9604c735d;hpb=765cbd97599d943adc73d03f4c91bd7cf7ef7fab;p=elogind.git

diff --git a/udev-add.c b/udev-add.c
index 586911acc..fedc8f0fc 100644
--- a/udev-add.c
+++ b/udev-add.c
@@ -87,7 +87,7 @@ static int create_path(char *file)
 		*pos = 0x00;
 		if (stat(p, &stats)) {
 			retval = mkdir(p, 0755);
-			if (retval) {
+			if (retval != 0) {
 				dbg("mkdir(%s) failed with error '%s'",
 				    p, strerror(errno));
 				return retval;
@@ -109,19 +109,12 @@ static int create_node(struct udevice *dev)
 	int retval = 0;
 	uid_t uid = 0;
 	gid_t gid = 0;
-	dev_t res;
 	int i;
 	int tail;
 
 	strncpy(filename, udev_root, sizeof(filename));
 	strncat(filename, dev->name, sizeof(filename));
 
-#ifdef __KLIBC__
-	res = (dev->major << 8) | (dev->minor);
-#else
-	res = makedev(dev->major, dev->minor);
-#endif
-
 	switch (dev->type) {
 	case 'b':
 		dev->mode |= S_IFBLK;
@@ -144,18 +137,18 @@ static int create_node(struct udevice *dev)
 
 	info("creating device node '%s'", filename);
 	dbg("mknod(%s, %#o, %u, %u)", filename, dev->mode, dev->major, dev->minor);
-	retval = mknod(filename, dev->mode, res);
-	if (retval)
+	retval = mknod(filename, dev->mode, makedev(dev->major, dev->minor));
+	if (retval != 0)
 		dbg("mknod(%s, %#o, %u, %u) failed with error '%s'",
 		    filename, dev->mode, dev->major, dev->minor, strerror(errno));
 
 	dbg("chmod(%s, %#o)", filename, dev->mode);
 	retval = chmod(filename, dev->mode);
-	if (retval)
+	if (retval != 0)
 		dbg("chmod(%s, %#o) failed with error '%s'",
 		    filename, dev->mode, strerror(errno));
 
-	if (dev->owner[0]) {
+	if (dev->owner[0] != '\0') {
 		char *endptr;
 		unsigned long id = strtoul(dev->owner, &endptr, 10);
 		if (endptr[0] == '\0')
@@ -169,7 +162,7 @@ static int create_node(struct udevice *dev)
 		}
 	}
 
-	if (dev->group[0]) {
+	if (dev->group[0] != '\0') {
 		char *endptr;
 		unsigned long id = strtoul(dev->group, &endptr, 10);
 		if (endptr[0] == '\0')
@@ -183,16 +176,16 @@ static int create_node(struct udevice *dev)
 		}
 	}
 
-	if (uid || gid) {
+	if (uid != 0 || gid != 0) {
 		dbg("chown(%s, %u, %u)", filename, uid, gid);
 		retval = chown(filename, uid, gid);
-		if (retval)
+		if (retval != 0)
 			dbg("chown(%s, %u, %u) failed with error '%s'",
 			    filename, uid, gid, strerror(errno));
 	}
 
 	/* create symlink if requested */
-	if (dev->symlink[0]) {
+	if (dev->symlink[0] != '\0') {
 		symlinks = dev->symlink;
 		while (1) {
 			linkname = strsep(&symlinks, " ");
@@ -214,13 +207,13 @@ static int create_node(struct udevice *dev)
 					tail = i+1;
 				i++;
 			}
-			while (linkname[i]) {
+			while (linkname[i] != '\0') {
 				if (linkname[i] == '/')
 					strcat(linktarget, "../");
 				i++;
 			}
 
-			if (*linktarget == '\0')
+			if (linktarget[0] == '\0')
 				strcpy(linktarget, "./");
 			strcat(linktarget, &dev->name[tail]);
 
@@ -236,7 +229,7 @@ static int create_node(struct udevice *dev)
 
 			dbg("symlink(%s, %s)", linktarget, filename);
 			retval = symlink(linktarget, filename);
-			if (retval)
+			if (retval != 0)
 				dbg("symlink(%s, %s) failed with error '%s'",
 				    linktarget, filename, strerror(errno));
 		}
@@ -285,7 +278,7 @@ static int sleep_for_dev(char *path)
 
 		dbg("looking for '%s'", filename);
 		retval = stat(filename, &buf);
-		if (!retval)
+		if (retval == 0)
 			goto exit;
 
 		/* sleep to give the kernel a chance to create the dev file */
@@ -311,7 +304,7 @@ int udev_add_device(char *path, char *subsystem)
 		dev.type = 'c';
 
 	retval = sleep_for_dev(path);
-	if (retval)
+	if (retval != 0)
 		goto exit;
 
 	class_dev = get_class_dev(path);
@@ -319,13 +312,13 @@ int udev_add_device(char *path, char *subsystem)
 		goto exit;
 
 	retval = get_major_minor(class_dev, &dev);
-	if (retval) {
+	if (retval != 0) {
 		dbg("get_major_minor failed");
 		goto exit;
 	}
 
 	retval = namedev_name_device(class_dev, &dev);
-	if (retval)
+	if (retval != 0)
 		goto exit;
 
 	retval = udevdb_add_dev(path, &dev);