X-Git-Url: https://sourceware.org/git/?a=blobdiff_plain;f=elf%2Fdlerror.c;h=663207d708d720ab2e75c159cb4d8ea4edbba7b5;hb=dcf0671d905200c449f92ead6cf43c184637a0d5;hp=4ec5037de487c95fa28d0fd5c23fa31b21aade38;hpb=421f82e5cc8f81ab003247d771bcecbad799be85;p=glibc.git diff --git a/elf/dlerror.c b/elf/dlerror.c index 4ec5037de4..663207d708 100644 --- a/elf/dlerror.c +++ b/elf/dlerror.c @@ -1,5 +1,5 @@ /* dlerror -- Return error detail for failing functions. -Copyright (C) 1995 Free Software Foundation, Inc. +Copyright (C) 1995, 1996 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -58,6 +58,7 @@ dlerror (void) ? NULL : buf); /* Reset the error indicator. */ + free (last_errstring); last_errstring = NULL; return ret; } @@ -65,6 +66,11 @@ dlerror (void) int _dlerror_run (void (*operate) (void)) { + if (last_errstring != NULL) + /* Free the error string from the last failed command. This can + happen if `dlerror' was not run after an error was found. */ + free (last_errstring); + last_errcode = _dl_catch_error (&last_errstring, &last_object_name, operate); return last_errstring != NULL;