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authorEric Sesterhenn <snakebyte@gmx.de>2006-06-28 00:42:26 +0200
committerNathan Scott <nathans@sgi.com>2006-06-28 00:42:26 +0200
commit73024cf11522c0233228453984b2a2b37885e336 (patch)
treea779d55555711b23459510f99e321e36e1e69e3c /fs/xfs/xfs_rtalloc.c
parent[XFS] Remove a race condition where a linked inode could BUG_ON in (diff)
downloadlinux-73024cf11522c0233228453984b2a2b37885e336.tar.xz
linux-73024cf11522c0233228453984b2a2b37885e336.zip
[XFS] Fix realtime subvolume expansion, a porting bug b0rked it. Coverity
made me look at this code (bug id #344). We only return with XFS_ERROR(EINVAL) if mp->m_rtdev_targp is valid and pass it otherwise to xfs_read_buf() where some function calls later it gets dereferenced by an assert. SGI-PV: 954266 SGI-Modid: xfs-linux-melb:xfs-kern:26363a Signed-off-by: Eric Sesterhenn <snakebyte@gmx.de> Signed-off-by: Nathan Scott <nathans@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_rtalloc.c')
-rw-r--r--fs/xfs/xfs_rtalloc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/xfs/xfs_rtalloc.c b/fs/xfs/xfs_rtalloc.c
index 0c1e42b037ef..5a0b678956e0 100644
--- a/fs/xfs/xfs_rtalloc.c
+++ b/fs/xfs/xfs_rtalloc.c
@@ -1929,7 +1929,7 @@ xfs_growfs_rt(
/*
* Initial error checking.
*/
- if (mp->m_rtdev_targp || mp->m_rbmip == NULL ||
+ if (mp->m_rtdev_targp == NULL || mp->m_rbmip == NULL ||
(nrblocks = in->newblocks) <= sbp->sb_rblocks ||
(sbp->sb_rblocks && (in->extsize != sbp->sb_rextsize)))
return XFS_ERROR(EINVAL);