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-rw-r--r--fs/jffs2/xattr.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/jffs2/xattr.c b/fs/jffs2/xattr.c
index 00224f3a8d6e..defb4162c3d5 100644
--- a/fs/jffs2/xattr.c
+++ b/fs/jffs2/xattr.c
@@ -1110,6 +1110,9 @@ int do_jffs2_setxattr(struct inode *inode, int xprefix, const char *xname,
return rc;
request = PAD(sizeof(struct jffs2_raw_xattr) + strlen(xname) + 1 + size);
+ if (request > c->sector_size - c->cleanmarker_size)
+ return -ERANGE;
+
rc = jffs2_reserve_space(c, request, &length,
ALLOC_NORMAL, JFFS2_SUMMARY_XATTR_SIZE);
if (rc) {