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-rw-r--r--namedev.c35
-rw-r--r--udev-add.c30
2 files changed, 32 insertions, 33 deletions
diff --git a/namedev.c b/namedev.c
index 6685596479..7984adfb31 100644
--- a/namedev.c
+++ b/namedev.c
@@ -589,12 +589,12 @@ static int match_rule(struct config_device *dev, struct sysfs_class_device *clas
if (dev->bus[0] != '\0') {
if (sysfs_device == NULL) {
dbg("device has no bus");
- goto no_good;
+ goto try_parent;
}
dbg("check for " FIELD_BUS " dev->bus='%s' sysfs_device->bus='%s'", dev->bus, sysfs_device->bus);
if (strcmp_pattern(dev->bus, sysfs_device->bus) != 0) {
dbg(FIELD_BUS " is not matching");
- goto no_good;
+ goto try_parent;
} else {
dbg(FIELD_BUS " matches");
}
@@ -605,7 +605,7 @@ static int match_rule(struct config_device *dev, struct sysfs_class_device *clas
dbg("check for " FIELD_KERNEL " dev->kernel='%s' class_dev->name='%s'", dev->kernel, class_dev->name);
if (strcmp_pattern(dev->kernel, class_dev->name) != 0) {
dbg(FIELD_KERNEL " is not matching");
- goto no_good;
+ goto try_parent;
} else {
dbg(FIELD_KERNEL " matches");
}
@@ -616,7 +616,7 @@ static int match_rule(struct config_device *dev, struct sysfs_class_device *clas
dbg("check " FIELD_ID);
if (match_id(dev, class_dev, sysfs_device) != 0) {
dbg(FIELD_ID " is not matching");
- goto no_good;
+ goto try_parent;
} else {
dbg(FIELD_ID " matches");
}
@@ -627,7 +627,7 @@ static int match_rule(struct config_device *dev, struct sysfs_class_device *clas
dbg("check " FIELD_PLACE);
if (match_place(dev, class_dev, sysfs_device) != 0) {
dbg(FIELD_PLACE " is not matching");
- goto no_good;
+ goto try_parent;
} else {
dbg(FIELD_PLACE " matches");
}
@@ -638,7 +638,7 @@ static int match_rule(struct config_device *dev, struct sysfs_class_device *clas
dbg("check " FIELD_SYSFS " pairs");
if (match_sysfs_pairs(dev, class_dev, sysfs_device) != 0) {
dbg(FIELD_SYSFS " is not matching");
- goto no_good;
+ goto try_parent;
} else {
dbg(FIELD_SYSFS " matches");
}
@@ -650,7 +650,7 @@ static int match_rule(struct config_device *dev, struct sysfs_class_device *clas
apply_format(udev, dev->program);
if (execute_program(dev->program, udev->program_result, NAME_SIZE) != 0) {
dbg(FIELD_PROGRAM " returned nozero");
- goto no_good;
+ goto try_parent;
} else {
dbg(FIELD_PROGRAM " returned successful");
}
@@ -663,22 +663,17 @@ static int match_rule(struct config_device *dev, struct sysfs_class_device *clas
dev->result, udev->program_result);
if (strcmp_pattern(dev->result, udev->program_result) != 0) {
dbg(FIELD_RESULT " is not matching");
- goto no_good;
+ goto try_parent;
} else {
dbg(FIELD_RESULT " matches");
}
}
- /* check if we are instructed to ignore this device */
- if (dev->name[0] == '\0') {
- dbg("instructed to ignore this device");
- return -1;
- }
-
/* Yeah, we matched! */
return 0;
-no_good:
+try_parent:
+ dbg("try parent sysfs device");
sysfs_device = sysfs_get_device_parent(sysfs_device);
if (sysfs_device == NULL)
return -ENODEV;
@@ -722,11 +717,15 @@ int namedev_name_device(struct sysfs_class_device *class_dev, struct udevice *ud
/* look for a matching rule to apply */
list_for_each_entry(dev, &config_device_list, node) {
dbg("process rule");
-
if (match_rule(dev, class_dev, udev, sysfs_device) == 0) {
- /* Yup, this rule belongs to us! */
+ if (dev->name[0] == '\0') {
+ info("configured rule in '%s' at line %i applied, '%s' is ignored",
+ udev_rules_filename, dev->config_line, udev->kernel_name);
+ return -1;
+ }
+
info("configured rule in '%s' at line %i applied, '%s' becomes '%s'",
- udev_rules_filename, dev->config_line, udev->kernel_name, dev->name);
+ udev_rules_filename, dev->config_line, udev->kernel_name, dev->name);
strfieldcpy(udev->name, dev->name);
strfieldcpy(udev->symlink, dev->symlink);
goto found;
diff --git a/udev-add.c b/udev-add.c
index 586911acc2..9f07d22ec6 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;
@@ -145,17 +145,17 @@ 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)
+ 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 +169,7 @@ 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 +183,16 @@ 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 +214,13 @@ 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 +236,7 @@ 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 +285,7 @@ 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 +311,7 @@ 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 +319,13 @@ 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);
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-22 11:47:37 +0000