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[PATCH 4/5] libshouldbeinlibc: fix error handling in maptime_map
From: |
Justus Winter |
Subject: |
[PATCH 4/5] libshouldbeinlibc: fix error handling in maptime_map |
Date: |
Fri, 25 Oct 2013 10:30:23 +0200 |
Found using the Clang Static Analyzer.
* libshouldbeinlibc/maptime.c (maptime_map): Fix error handling.
---
libshouldbeinlibc/maptime.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libshouldbeinlibc/maptime.c b/libshouldbeinlibc/maptime.c
index bc75045..cacf4b6 100644
--- a/libshouldbeinlibc/maptime.c
+++ b/libshouldbeinlibc/maptime.c
@@ -47,6 +47,8 @@ maptime_map (int use_mach_dev, char *dev_name,
{
err = device_open (device_master, 0, dev_name ?: "time", &device);
mach_port_deallocate (mach_task_self (), device_master);
+ if (err)
+ return err;
}
err = device_map (device, VM_PROT_READ, 0, sizeof *mtime, &memobj, 0);
--
1.7.10.4