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author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-10-29 09:00:57 -0700 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-10-29 09:00:57 -0700 |
commit | ca364d8388602b5c0d607c5452774833cc1ad667 (patch) | |
tree | 4c6aa0a71c89b813c73c112391005fc00e44841a /fs/sysfs/dir.c | |
parent | 84fd7bdf1266ee6228319903af7e58702745024d (diff) | |
parent | 8f0d8163b50e01f398b14bcd4dc039ac5ab18d64 (diff) | |
download | kernel_goldelico_gta04-ca364d8388602b5c0d607c5452774833cc1ad667.tar.gz kernel_goldelico_gta04-ca364d8388602b5c0d607c5452774833cc1ad667.tar.bz2 kernel_goldelico_gta04-ca364d8388602b5c0d607c5452774833cc1ad667.zip |
Merge 3.7-rc3 into tty-next
This merges the tty changes in 3.7-rc3 into tty-next
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/sysfs/dir.c')
-rw-r--r-- | fs/sysfs/dir.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c index 6b0bb00d4d2..2fbdff6be25 100644 --- a/fs/sysfs/dir.c +++ b/fs/sysfs/dir.c @@ -485,20 +485,18 @@ int __sysfs_add_one(struct sysfs_addrm_cxt *acxt, struct sysfs_dirent *sd) /** * sysfs_pathname - return full path to sysfs dirent * @sd: sysfs_dirent whose path we want - * @path: caller allocated buffer + * @path: caller allocated buffer of size PATH_MAX * * Gives the name "/" to the sysfs_root entry; any path returned * is relative to wherever sysfs is mounted. - * - * XXX: does no error checking on @path size */ static char *sysfs_pathname(struct sysfs_dirent *sd, char *path) { if (sd->s_parent) { sysfs_pathname(sd->s_parent, path); - strcat(path, "/"); + strlcat(path, "/", PATH_MAX); } - strcat(path, sd->s_name); + strlcat(path, sd->s_name, PATH_MAX); return path; } @@ -531,9 +529,11 @@ int sysfs_add_one(struct sysfs_addrm_cxt *acxt, struct sysfs_dirent *sd) char *path = kzalloc(PATH_MAX, GFP_KERNEL); WARN(1, KERN_WARNING "sysfs: cannot create duplicate filename '%s'\n", - (path == NULL) ? sd->s_name : - strcat(strcat(sysfs_pathname(acxt->parent_sd, path), "/"), - sd->s_name)); + (path == NULL) ? sd->s_name + : (sysfs_pathname(acxt->parent_sd, path), + strlcat(path, "/", PATH_MAX), + strlcat(path, sd->s_name, PATH_MAX), + path)); kfree(path); } |