Messages in this thread Patch in this message | | | Date | Thu, 13 Sep 2007 16:41:18 -0700 | From | Greg KH <> | Subject | sysfs: spit a warning to users when they try to create a duplicate sysfs file |
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We want to let people know when we create a duplicate sysfs file, as they need to fix up their code.
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
--- fs/sysfs/dir.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
--- a/fs/sysfs/dir.c +++ b/fs/sysfs/dir.c @@ -428,8 +428,12 @@ void sysfs_addrm_start(struct sysfs_addr */ int sysfs_add_one(struct sysfs_addrm_cxt *acxt, struct sysfs_dirent *sd) { - if (sysfs_find_dirent(acxt->parent_sd, sd->s_name)) + if (sysfs_find_dirent(acxt->parent_sd, sd->s_name)) { + printk(KERN_WARNING, "sysfs: duplicate filename '%s' " + "can not be created\n", sd->s_name); + WARN_ON(1); return -EEXIST; + } sd->s_parent = sysfs_get(acxt->parent_sd); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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