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No longer potentially crash format plug-ins while guessing architectures

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This commit is contained in:
Pierre Pronchery 2011-09-28 00:39:38 +00:00
parent ff9acd73d1
commit 92b3cd7eb5
1 changed files with 7 additions and 4 deletions
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11
src/format.c
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@ -168,7 +168,7 @@ int format_exit(Format * format)
#ifdef DEBUG
fprintf(stderr, "DEBUG: %s()\n", __func__);
#endif
if(format->plugin->exit != NULL)
if(format->plugin->helper != NULL && format->plugin->exit != NULL)
ret = format->plugin->exit(format->plugin);
format->plugin->helper = NULL;
format->fp = NULL;
@ -190,6 +190,8 @@ int format_function(Format * format, char const * function)
int format_init(Format * format, char const * arch, char const * filename,
FILE * fp)
{
int ret = 0;
#ifdef DEBUG
fprintf(stderr, "DEBUG: %s(\"%s\", %p)\n", __func__, filename,
(void *)fp);
@ -199,9 +201,10 @@ int format_init(Format * format, char const * arch, char const * filename,
format->filename = filename;
format->fp = fp;
format->plugin->helper = &format->helper;
if(format->plugin->init != NULL)
return format->plugin->init(format->plugin, arch);
return 0;
if(format->plugin->init != NULL && (ret = format->plugin->init(
format->plugin, arch)) != 0)
format->plugin->helper = NULL;
return ret;
}