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-rw-r--r--text-utils/hexdump-display.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/text-utils/hexdump-display.c b/text-utils/hexdump-display.c
index bc92bd0..c865127 100644
--- a/text-utils/hexdump-display.c
+++ b/text-utils/hexdump-display.c
@@ -250,6 +250,8 @@ void display(struct hexdump *hex)
struct list_head *p, *q, *r;
while ((bp = get(hex)) != NULL) {
+ ssize_t rem = hex->blocksize;
+
fs = &hex->fshead; savebp = bp; saveaddress = address;
list_for_each(p, fs) {
@@ -263,7 +265,7 @@ void display(struct hexdump *hex)
cnt = fu->reps;
- while (cnt) {
+ while (cnt && rem >= 0) {
list_for_each(r, &fu->prlist) {
pr = list_entry(r, struct hexdump_pr, prlist);
@@ -280,12 +282,18 @@ void display(struct hexdump *hex)
print(pr, bp);
address += pr->bcnt;
+
+ rem -= pr->bcnt;
+ if (rem < 0)
+ break;
+
bp += pr->bcnt;
}
--cnt;
}
}
bp = savebp;
+ rem = hex->blocksize;
address = saveaddress;
}
}