save errno before calling free()

git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/glitch-free@2313 fefdeb5f-60dc-0310-8127-8f9354f1896f

1 files changed, 5 insertions, 0 deletions

diff --git a/src/pulse/xmalloc.c b/src/pulse/xmalloc.c
index 28490975..a64761bf 100644
--- a/src/pulse/xmalloc.c
+++ b/src/pulse/xmalloc.c
@@ -29,6 +29,7 @@
 #include <signal.h>
 #include <unistd.h>
 #include <string.h>
+#include <errno.h>
 
 #include <pulse/gccmacro.h>
 #include <pulsecore/core-util.h>
@@ -123,8 +124,12 @@ char *pa_xstrndup(const char *s, size_t l) {
 }
 
 void pa_xfree(void *p) {
+    int saved_errno;
+
     if (!p)
         return;
 
+    saved_errno = errno;
     free(p);
+    errno = saved_errno;
 }