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author | Patrick Gauvin <gauvin@hcs.ufl.edu> | 2016-06-26 12:47:28 -0400 |
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committer | Chris Johns <chrisj@rtems.org> | 2018-02-08 14:21:13 +1100 |
commit | a346408e4e3e3f4e1163404b12fdf20bd321cde8 (patch) | |
tree | 60f05e45c4f837805a3b5f6e8e39af81889ce915 | |
parent | libdl: Clear error between dlerror invocations (diff) | |
download | rtems-a346408e4e3e3f4e1163404b12fdf20bd321cde8.tar.bz2 |
libdl: dlerror return NULL when no error
Updates #2747
-rw-r--r-- | cpukit/libdl/dlfcn.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/cpukit/libdl/dlfcn.c b/cpukit/libdl/dlfcn.c index 4277caf757..55ad97b753 100644 --- a/cpukit/libdl/dlfcn.c +++ b/cpukit/libdl/dlfcn.c @@ -132,6 +132,8 @@ dlerror (void) static char msg[64]; rtems_rtl_get_error (msg, sizeof (msg)); rtems_rtl_clear_error (); + if (msg[0] == '\0') + return NULL; return msg; } |