[libvirt] [libvirt-php] Fixed set_error when argument is NULL

Avoid freeing a NULL pointer --- src/libvirt-php.c | 8 ++++++-- 1 files changed, 6 insertions(+), 2 deletions(-) diff --git a/src/libvirt-php.c b/src/libvirt-php.c index 6a76f45..66b1de9 100644 --- a/src/libvirt-php.c +++ b/src/libvirt-php.c @@ -237,12 +237,16 @@ PHP_MINFO_FUNCTION(libvirt) */ void set_error(char *msg TSRMLS_DC) { - if (msg == NULL) { + if (LIBVIRT_G (last_error) != NULL) + { efree(LIBVIRT_G (last_error)); + } + + if (msg == NULL) { + LIBVIRT_G (last_error) = NULL; return; } php_error_docref(NULL TSRMLS_CC, E_WARNING,"%s",msg); - if (LIBVIRT_G (last_error)!=NULL) efree(LIBVIRT_G (last_error)); LIBVIRT_G (last_error)=estrndup(msg,strlen(msg)); } -- 1.7.3.4 �