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[GFS2] fix bz 231369, gfs2 will oops if you specify an invalid mount option

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If you specify an invalid mount option when trying to mount a gfs2 filesystem,
gfs2 will oops.  The attached patch resolves this problem.

Signed-off-by: Josef Whiter <jwhiter@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
This commit is contained in:
Josef Whiter 2007-03-07 17:09:10 -05:00 committed by Steven Whitehouse
parent 7c52b166c5
commit 5c7342d894
1 changed files with 1 additions and 1 deletions
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2
fs/gfs2/glock.c
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@ -2217,7 +2217,7 @@ int gfs2_create_debugfs_file(struct gfs2_sbd *sdp)
void gfs2_delete_debugfs_file(struct gfs2_sbd *sdp)
{
if (sdp->debugfs_dentry)
if (sdp && sdp->debugfs_dentry)
debugfs_remove(sdp->debugfs_dentry);
}