From 5d61e71c3a8ac3296afbfe9a014c62050c5a9234 Mon Sep 17 00:00:00 2001 From: Denis Vlasenko Date: Thu, 27 Sep 2007 10:09:59 +0000 Subject: introduce safe_poll (fixes a problem in top) function old new delta safe_poll - 77 +77 svlogd_main 1470 1466 -4 zcip_main 1530 1524 -6 forkexec 1345 1338 -7 decode_format_string 795 788 -7 collect_blk 474 467 -7 buffer_pread 540 532 -8 tftp 1182 1172 -10 microcom_main 763 749 -14 arpping 441 424 -17 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 0/9 up/down: 77/-80) Total: -3 bytes text data bss dec hex filename 770162 1034 10404 781600 bed20 busybox_old 770158 1034 10404 781596 bed1c busybox_unstripped --- networking/udhcp/arpping.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) (limited to 'networking/udhcp/arpping.c') diff --git a/networking/udhcp/arpping.c b/networking/udhcp/arpping.c index 33518077b..7b702d8f3 100644 --- a/networking/udhcp/arpping.c +++ b/networking/udhcp/arpping.c @@ -81,12 +81,9 @@ int arpping(uint32_t test_ip, uint32_t from_ip, uint8_t *from_mac, const char *i unsigned prevTime = monotonic_us(); pfd[0].events = POLLIN; - r = poll(pfd, 1, timeout_ms); + r = safe_poll(pfd, 1, timeout_ms); if (r < 0) { - if (errno != EINTR) { - bb_perror_msg("poll"); - break; - } + break; } else if (r) { if (read(s, &arp, sizeof(arp)) < 0) break; -- cgit v1.2.3