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path: root/fs/jffs2/compr_rtime.c
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Diffstat (limited to 'fs/jffs2/compr_rtime.c')
-rw-r--r--fs/jffs2/compr_rtime.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/jffs2/compr_rtime.c b/fs/jffs2/compr_rtime.c
index 79e771ab624f..3bd9d2f3bece 100644
--- a/fs/jffs2/compr_rtime.c
+++ b/fs/jffs2/compr_rtime.c
@@ -95,6 +95,9 @@ static int jffs2_rtime_decompress(unsigned char *data_in,
positions[value]=outpos;
if (repeat) {
+ if ((outpos + repeat) > destlen) {
+ return 1;
+ }
if (backoffs + repeat >= outpos) {
while(repeat) {
cpage_out[outpos++] = cpage_out[backoffs++];