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authorDan Carpenter <error27@gmail.com>2010-08-25 11:12:29 +0400
committerGreg Kroah-Hartman <gregkh@suse.de>2010-09-04 04:26:28 +0400
commit57f9bdac2510cd7fda58e4a111d250861eb1ebeb (patch)
treec343e3d07fbab1cf7714b9bedebda95807e86cd9 /fs/sysfs
parent2bfc96a127bc1cc94d26bfaa40159966064f9c8c (diff)
downloadlinux-57f9bdac2510cd7fda58e4a111d250861eb1ebeb.tar.xz
sysfs: checking for NULL instead of ERR_PTR
d_path() returns an ERR_PTR and it doesn't return NULL. Signed-off-by: Dan Carpenter <error27@gmail.com> Cc: stable <stable@kernel.org> Reviewed-by: "Eric W. Biederman" <ebiederm@xmission.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'fs/sysfs')
-rw-r--r--fs/sysfs/file.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/sysfs/file.c b/fs/sysfs/file.c
index 1b27b5688f62..da3fefe91a8f 100644
--- a/fs/sysfs/file.c
+++ b/fs/sysfs/file.c
@@ -340,7 +340,7 @@ static int sysfs_open_file(struct inode *inode, struct file *file)
char *p;
p = d_path(&file->f_path, last_sysfs_file, sizeof(last_sysfs_file));
- if (p)
+ if (!IS_ERR(p))
memmove(last_sysfs_file, p, strlen(p) + 1);
/* need attr_sd for attr and ops, its parent for kobj */