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util-fd: print errors from send_fds

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Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
This commit is contained in:
Andrey Vagin 2014-04-07 14:00:12 +04:00 • committed by Pavel Emelyanov
parent 4e1d81deb6
commit 5d4e86ae8a
1 changed files with 12 additions and 3 deletions
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15
pie/util-fd.c
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@ -5,6 +5,7 @@
#include <errno.h>
#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];