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UBI: bugfix in ubi_leb_change() 

Do not call 'ubi_wl_put_peb()' if the LEB was unmapped.

Reported-by: Gabor Loki <loki@inf.u-szeged.hu>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
This commit is contained in:
Artem Bityutskiy 2007-05-21 20:26:05 +03:00
parent 3261ebd7d4
commit a443db48e0
1 changed files with 7 additions and 5 deletions
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12
drivers/mtd/ubi/eba.c
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@ -891,11 +891,13 @@ int ubi_eba_atomic_leb_change(struct ubi_device *ubi, int vol_id, int lnum,
goto write_error;
}
err = ubi_wl_put_peb(ubi, vol->eba_tbl[lnum], 1);
if (err) {
ubi_free_vid_hdr(ubi, vid_hdr);
leb_write_unlock(ubi, vol_id, lnum);
return err;
if (vol->eba_tbl[lnum] >= 0) {
err = ubi_wl_put_peb(ubi, vol->eba_tbl[lnum], 1);
if (err) {
ubi_free_vid_hdr(ubi, vid_hdr);
leb_write_unlock(ubi, vol_id, lnum);
return err;
}
}
vol->eba_tbl[lnum] = pnum;