[GFS2] Fix incorrect error path in prepare_write()
The error path in prepare_write() was incorrect in the (very rare) event that the transaction fails to start. The following prevents a NULL pointer dereference, Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
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@ -416,7 +416,7 @@ static int gfs2_prepare_write(struct file *file, struct page *page,
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error = gfs2_trans_begin(sdp, rblocks, 0);
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if (error)
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goto out;
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goto out_trans_fail;
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if (gfs2_is_stuffed(ip)) {
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if (end > sdp->sd_sb.sb_bsize - sizeof(struct gfs2_dinode)) {
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@ -434,6 +434,7 @@ prepare_write:
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out:
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if (error) {
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gfs2_trans_end(sdp);
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out_trans_fail:
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if (alloc_required) {
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gfs2_inplace_release(ip);
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out_qunlock:
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