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| author | Joel Becker <joel.becker@oracle.com> | 2010-10-15 13:03:09 -0700 |
|---|---|---|
| committer | Joel Becker <joel.becker@oracle.com> | 2010-10-15 13:03:09 -0700 |
| commit | fc3718918f13ad72827d62d36ea0f5fb55090644 (patch) | |
| tree | 4f9551256e02d08be37bab137f3d94182a67504c /lib/scatterlist.c | |
| parent | 7bdb0d18bfd381cc5491eb95973ec5604b356c7e (diff) | |
| parent | d4396eafe402b710a8535137b3bf2abe6c059a15 (diff) | |
Merge branch 'globalheartbeat-2' of git://oss.oracle.com/git/smushran/linux-2.6 into ocfs2-merge-window
Conflicts:
fs/ocfs2/ocfs2.h
Diffstat (limited to 'lib/scatterlist.c')
| -rw-r--r-- | lib/scatterlist.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/lib/scatterlist.c b/lib/scatterlist.c index a5ec42868f99..4ceb05d772ae 100644 --- a/lib/scatterlist.c +++ b/lib/scatterlist.c @@ -248,8 +248,18 @@ int __sg_alloc_table(struct sg_table *table, unsigned int nents, left -= sg_size; sg = alloc_fn(alloc_size, gfp_mask); - if (unlikely(!sg)) - return -ENOMEM; + if (unlikely(!sg)) { + /* + * Adjust entry count to reflect that the last + * entry of the previous table won't be used for + * linkage. Without this, sg_kfree() may get + * confused. + */ + if (prv) + table->nents = ++table->orig_nents; + + return -ENOMEM; + } sg_init_table(sg, alloc_size); table->nents = table->orig_nents += sg_size; |