forked from pool/systemd
46 lines
1.6 KiB
Diff
46 lines
1.6 KiB
Diff
Based on 4bbdff757ed4e718a3348b93439a03055cc5e3bc Mon Sep 17 00:00:00 2001
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From: Tom Gundersen <teg@jklm.no>
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Date: Thu, 18 Sep 2014 19:26:11 +0200
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Subject: [PATCH] udev: ctrl - log if setting SO_PASSCRED fails
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No functional change.
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Found by Coverity. Fixes CID #1237533.
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---
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src/udev/udev-ctrl.c | 10 ++++++++--
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1 file changed, 8 insertions(+), 2 deletions(-)
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--- src/udev/udev-ctrl.c
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+++ src/udev/udev-ctrl.c 2014-09-19 10:45:55.494236229 +0000
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@@ -74,6 +74,7 @@ struct udev_ctrl *udev_ctrl_new_from_fd(
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{
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struct udev_ctrl *uctrl;
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const int on = 1;
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+ int r;
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uctrl = new0(struct udev_ctrl, 1);
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if (uctrl == NULL)
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@@ -92,7 +93,9 @@ struct udev_ctrl *udev_ctrl_new_from_fd(
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uctrl->bound = true;
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uctrl->sock = fd;
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}
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- setsockopt(uctrl->sock, SOL_SOCKET, SO_PASSCRED, &on, sizeof(on));
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+ r = setsockopt(uctrl->sock, SOL_SOCKET, SO_PASSCRED, &on, sizeof(on));
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+ if (r < 0)
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+ log_warning("could not set SO_PASSCRED: %m");
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uctrl->saddr.sun_family = AF_LOCAL;
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strscpy(uctrl->saddr.sun_path, sizeof(uctrl->saddr.sun_path), "/run/udev/control");
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@@ -209,7 +212,10 @@ struct udev_ctrl_connection *udev_ctrl_g
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}
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/* enable receiving of the sender credentials in the messages */
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- setsockopt(conn->sock, SOL_SOCKET, SO_PASSCRED, &on, sizeof(on));
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+ r = setsockopt(conn->sock, SOL_SOCKET, SO_PASSCRED, &on, sizeof(on));
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+ if (r < 0)
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+ log_warning("colud not set SO_PASSCRED: %m");
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+
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udev_ctrl_ref(uctrl);
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return conn;
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err:
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