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| author | Denis Vlasenko <vda.linux@googlemail.com> | 2008-05-09 11:55:58 +0000 |
|---|---|---|
| committer | Denis Vlasenko <vda.linux@googlemail.com> | 2008-05-09 11:55:58 +0000 |
| commit | b89e2027d9cff6ca660f3230e680e41f061b148a (patch) | |
| tree | 59b69d72ca499bdb805c227c852f77be0eb8ab78 /networking/udhcp | |
| parent | f3aa4a8ec5c86ceef9a82647a47f6ebec2766747 (diff) | |
| download | busybox-b89e2027d9cff6ca660f3230e680e41f061b148a.tar.gz | |
udhcp: protect agianst timer overflowing 32-bit counter
function old new delta
arpping 398 387 -11
Diffstat (limited to 'networking/udhcp')
| -rw-r--r-- | networking/udhcp/arpping.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/networking/udhcp/arpping.c b/networking/udhcp/arpping.c index 45597c04b..a8a458468 100644 --- a/networking/udhcp/arpping.c +++ b/networking/udhcp/arpping.c @@ -106,7 +106,7 @@ int arpping(uint32_t test_ip, uint32_t from_ip, uint8_t *from_mac, const char *i break; } } - timeout_ms -= (monotonic_us() - prevTime) / 1000; + timeout_ms -= ((unsigned)monotonic_us() - prevTime) / 1000; } while (timeout_ms > 0); ret: |