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-rw-r--r--fs/gfs2/rgrp.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index 5bd2169..960aaf4 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -722,6 +722,7 @@ void gfs2_clear_rgrpd(struct gfs2_sbd *sdp)
gfs2_free_clones(rgd);
kfree(rgd->rd_bits);
+ rgd->rd_bits = NULL;
return_all_reservations(rgd);
kmem_cache_free(gfs2_rgrpd_cachep, rgd);
}
@@ -916,9 +917,6 @@ static int read_rindex_entry(struct gfs2_inode *ip)
if (error)
goto fail;
- rgd->rd_gl->gl_object = rgd;
- rgd->rd_gl->gl_vm.start = (rgd->rd_addr * bsize) & PAGE_MASK;
- rgd->rd_gl->gl_vm.end = PAGE_ALIGN((rgd->rd_addr + rgd->rd_length) * bsize) - 1;
rgd->rd_rgl = (struct gfs2_rgrp_lvb *)rgd->rd_gl->gl_lksb.sb_lvbptr;
rgd->rd_flags &= ~(GFS2_RDF_UPTODATE | GFS2_RDF_PREFERRED);
if (rgd->rd_data > sdp->sd_max_rg_data)
@@ -926,14 +924,20 @@ static int read_rindex_entry(struct gfs2_inode *ip)
spin_lock(&sdp->sd_rindex_spin);
error = rgd_insert(rgd);
spin_unlock(&sdp->sd_rindex_spin);
- if (!error)
+ if (!error) {
+ rgd->rd_gl->gl_object = rgd;
+ rgd->rd_gl->gl_vm.start = (rgd->rd_addr * bsize) & PAGE_MASK;
+ rgd->rd_gl->gl_vm.end = PAGE_ALIGN((rgd->rd_addr +
+ rgd->rd_length) * bsize) - 1;
return 0;
+ }
error = 0; /* someone else read in the rgrp; free it and ignore it */
gfs2_glock_put(rgd->rd_gl);
fail:
kfree(rgd->rd_bits);
+ rgd->rd_bits = NULL;
kmem_cache_free(gfs2_rgrpd_cachep, rgd);
return error;
}
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