GFS2: Fix error code

[safe/jmp/linux-2.6] / fs / gfs2 / rgrp.c

diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index 8f1cfb0..503b842 100644 (file)
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -591,11 +591,7 @@ static int gfs2_ri_update(struct gfs2_inode *ip)
        u64 rgrp_count = ip->i_disksize;
        int error;
 
-       if (do_div(rgrp_count, sizeof(struct gfs2_rindex))) {
-               gfs2_consist_inode(ip);
-               return -EIO;
-       }
-
+       do_div(rgrp_count, sizeof(struct gfs2_rindex));
        clear_rgrpdi(sdp);
 
        file_ra_state_init(&ra_state, inode->i_mapping);
@@ -915,7 +911,7 @@ void gfs2_rgrp_repolish_clones(struct gfs2_rgrpd *rgd)
 struct gfs2_alloc *gfs2_alloc_get(struct gfs2_inode *ip)
 {
        BUG_ON(ip->i_alloc != NULL);
-       ip->i_alloc = kzalloc(sizeof(struct gfs2_alloc), GFP_KERNEL);
+       ip->i_alloc = kzalloc(sizeof(struct gfs2_alloc), GFP_NOFS);
        return ip->i_alloc;
 }
 
@@ -1710,11 +1706,16 @@ int gfs2_check_blk_type(struct gfs2_sbd *sdp, u64 no_addr, unsigned int type)
 {
        struct gfs2_rgrpd *rgd;
        struct gfs2_holder ri_gh, rgd_gh;
+       struct gfs2_inode *ip = GFS2_I(sdp->sd_rindex);
+       int ri_locked = 0;
        int error;
 
-       error = gfs2_rindex_hold(sdp, &ri_gh);
-       if (error)
-               goto fail;
+       if (!gfs2_glock_is_locked_by_me(ip->i_gl)) {
+               error = gfs2_rindex_hold(sdp, &ri_gh);
+               if (error)
+                       goto fail;
+               ri_locked = 1;
+       }
 
        error = -EINVAL;
        rgd = gfs2_blk2rgrpd(sdp, no_addr);
@@ -1730,7 +1731,8 @@ int gfs2_check_blk_type(struct gfs2_sbd *sdp, u64 no_addr, unsigned int type)
 
        gfs2_glock_dq_uninit(&rgd_gh);
 fail_rindex:
-       gfs2_glock_dq_uninit(&ri_gh);
+       if (ri_locked)
+               gfs2_glock_dq_uninit(&ri_gh);
 fail:
        return error;
 }