From 5d4e86ae8ab070a0605aea081b36cc771bb90640 Mon Sep 17 00:00:00 2001 From: Andrey Vagin Date: Mon, 7 Apr 2014 14:00:12 +0400 Subject: [PATCH] util-fd: print errors from send_fds Signed-off-by: Andrey Vagin Signed-off-by: Pavel Emelyanov --- pie/util-fd.c | 15 ++++++++++++--- 1 file changed, 12 insertions(+), 3 deletions(-) diff --git a/pie/util-fd.c b/pie/util-fd.c index 988c7fd80..09d8eceae 100644 --- a/pie/util-fd.c +++ b/pie/util-fd.c @@ -5,6 +5,7 @@ #include #include "compiler.h" +#include "log.h" #include "asm/string.h" #include "asm/types.h" @@ -77,13 +78,18 @@ int send_fds(int sock, struct sockaddr_un *saddr, int len, u32 v[2]; flags = __sys(fcntl)(fd, F_GETFD, 0); - if (flags < 0) + if (flags < 0) { + pr_err("fcntl(%d, F_GETFD) -> %d\n", fd, flags); return -1; + } p->flags = (char)flags; - if (__sys(fcntl)(fd, F_GETOWN_EX, (long)&owner_ex)) + ret = __sys(fcntl)(fd, F_GETOWN_EX, (long)&owner_ex); + if (ret) { + pr_err("fcntl(%d, F_GETOWN_EX) -> %d\n", fd, ret); return -1; + } /* * Simple case -- nothing is changed. @@ -93,8 +99,11 @@ int send_fds(int sock, struct sockaddr_un *saddr, int len, continue; } - if (__sys(fcntl)(fd, F_GETOWNER_UIDS, (long)&v)) + ret = __sys(fcntl)(fd, F_GETOWNER_UIDS, (long)&v); + if (ret) { + pr_err("fcntl(%d, F_GETOWNER_UIDS) -> %d\n", fd, ret); return -1; + } p->fown.uid = v[0]; p->fown.euid = v[1];