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authorDavid Woodhouse <dwmw2@infradead.org>2006-05-30 10:00:14 +0200
committerDavid Woodhouse <dwmw2@infradead.org>2006-05-30 10:00:14 +0200
commit098a19811b483f8e047d8292641c88e776452de0 (patch)
treefc12a477f7f46aa7339d5e8ae86ed883ce79c90a /fs/jffs2/summary.c
parent[JFFS2] Fix calculation of potential summary marker offset on NOR flash. (diff)
downloadlinux-098a19811b483f8e047d8292641c88e776452de0.tar.xz
linux-098a19811b483f8e047d8292641c88e776452de0.zip
[JFFS2] Preallocate node refs for cleanmarker in summary scan
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'fs/jffs2/summary.c')
-rw-r--r--fs/jffs2/summary.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/fs/jffs2/summary.c b/fs/jffs2/summary.c
index 00e856e4fdbe..51bf1654ce3b 100644
--- a/fs/jffs2/summary.c
+++ b/fs/jffs2/summary.c
@@ -564,7 +564,6 @@ int jffs2_sum_scan_sumnode(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb
struct jffs2_unknown_node crcnode;
int ret, ofs;
uint32_t crc;
- int err;
ofs = c->sector_size - sumsize;
@@ -606,16 +605,20 @@ int jffs2_sum_scan_sumnode(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb
dbg_summary("Summary : CLEANMARKER node \n");
+ ret = jffs2_prealloc_raw_node_refs(c, jeb, 1);
+ if (ret)
+ return ret;
+
if (je32_to_cpu(summary->cln_mkr) != c->cleanmarker_size) {
dbg_summary("CLEANMARKER node has totlen 0x%x != normal 0x%x\n",
je32_to_cpu(summary->cln_mkr), c->cleanmarker_size);
- if ((err = jffs2_scan_dirty_space(c, jeb, PAD(je32_to_cpu(summary->cln_mkr)))))
- return err;
+ if ((ret = jffs2_scan_dirty_space(c, jeb, PAD(je32_to_cpu(summary->cln_mkr)))))
+ return ret;
} else if (jeb->first_node) {
dbg_summary("CLEANMARKER node not first node in block "
"(0x%08x)\n", jeb->offset);
- if ((err = jffs2_scan_dirty_space(c, jeb, PAD(je32_to_cpu(summary->cln_mkr)))))
- return err;
+ if ((ret = jffs2_scan_dirty_space(c, jeb, PAD(je32_to_cpu(summary->cln_mkr)))))
+ return ret;
} else {
jffs2_link_node_ref(c, jeb, jeb->offset | REF_NORMAL,
je32_to_cpu(summary->cln_mkr), NULL);