Messages in this thread Patch in this message | | | From | "Rafael J. Wysocki" <> | Subject | Re: 2.6.23-rc1-mm2: Fix crash in sysfs_hash_and_remove | Date | Thu, 2 Aug 2007 19:31:57 +0200 |
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From: Rafael J. Wysocki <rjw@sisk.pl>
My test box crashes during suspend, while the nonboot CPUs are being disabled, because sysfs_hash_and_remove() doesn't check if dir_sd passed to it is not NULL. Fix it.
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> --- fs/sysfs/inode.c | 2 ++ 1 file changed, 2 insertions(+)
Index: linux-2.6.23-rc1-mm2/fs/sysfs/inode.c =================================================================== --- linux-2.6.23-rc1-mm2.orig/fs/sysfs/inode.c +++ linux-2.6.23-rc1-mm2/fs/sysfs/inode.c @@ -191,6 +191,8 @@ int sysfs_hash_and_remove(struct kobject struct sysfs_addrm_cxt acxt; struct sysfs_dirent **pos, *sd; + if (!dir_sd) + return -ENOENT; sysfs_addrm_start(&acxt, dir_sd); if (!sysfs_resolve_for_remove(kobj, &acxt.parent_sd)) goto addrm_finish; - 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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