libburnia/libisofs
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Closed more memory leaks with demo/demo -iso_modify. Coverity CID 12558.

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This commit is contained in:
Thomas Schmitt 2015-10-12 16:46:18 +02:00
parent d51b1738dd
commit 4838cd59a7
1 changed files with 32 additions and 18 deletions
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50
demo/demo.c
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@ -670,14 +670,14 @@ void iso_modify_usage(char **argv)
int gesture_iso_modify(int argc, char **argv) int gesture_iso_modify(int argc, char **argv)
{ {
int result; int result, return_val = 1, initialized = 0;
IsoImage *image; IsoImage *image = NULL;
IsoDataSource *src = NULL; IsoDataSource *src = NULL;
struct burn_source *burn_src; struct burn_source *burn_src = NULL;
unsigned char buf[2048]; unsigned char buf[2048];
FILE *fp = NULL; FILE *fp = NULL;
IsoWriteOpts *opts; IsoWriteOpts *opts = NULL;
IsoReadOpts *ropts; IsoReadOpts *ropts = NULL;
if (argc < 4) { if (argc < 4) {
iso_modify_usage(argv); iso_modify_usage(argv);
@ -690,7 +690,12 @@ int gesture_iso_modify(int argc, char **argv)
goto ex; goto ex;
} }
iso_init(); result = iso_init();
if (result < 0) {
demo_report_iso_err(result, "Cannot init libisofs");
goto ex;
}
initialized = 1;
iso_set_msgs_severities("NEVER", "ALL", ""); iso_set_msgs_severities("NEVER", "ALL", "");
/* create the data source to accesss previous image */ /* create the data source to accesss previous image */
@ -716,13 +721,15 @@ int gesture_iso_modify(int argc, char **argv)
goto ex; goto ex;
} }
result = iso_image_import(image, src, ropts, NULL); result = iso_image_import(image, src, ropts, NULL);
iso_read_opts_free(ropts);
iso_data_source_unref(src);
src = NULL;
if (result < 0) { if (result < 0) {
demo_report_iso_err(result, "Error importing previous session"); demo_report_iso_err(result, "Error importing previous session");
goto ex; goto ex;
} }
/* (One could of course keep them alive until cleanup) */
iso_read_opts_free(ropts);
ropts = NULL;
iso_data_source_unref(src);
src = NULL;
/* add new dir */ /* add new dir */
result = iso_tree_add_dir_rec(image, iso_image_get_root(image), argv[2]); result = iso_tree_add_dir_rec(image, iso_image_get_root(image), argv[2]);
@ -749,8 +756,8 @@ int gesture_iso_modify(int argc, char **argv)
demo_report_iso_err(result, "Cannot create image object"); demo_report_iso_err(result, "Cannot create image object");
goto ex; goto ex;
} }
iso_write_opts_free(opts); iso_write_opts_free(opts);
opts = NULL;
while (burn_src->read_xt(burn_src, buf, 2048) == 2048) { while (burn_src->read_xt(burn_src, buf, 2048) == 2048) {
result = fwrite(buf, 1, 2048, fp); result = fwrite(buf, 1, 2048, fp);
@ -759,19 +766,26 @@ int gesture_iso_modify(int argc, char **argv)
goto ex; goto ex;
} }
} }
fclose(fp);
burn_src->free_data(burn_src); return_val = 0;
free(burn_src);
iso_image_unref(image);
iso_finish();
return 0;
ex: ex:
if (fp != NULL) if (fp != NULL)
fclose(fp); fclose(fp);
if (opts != NULL)
iso_write_opts_free(opts);
if (burn_src != NULL) {
burn_src->free_data(burn_src);
free(burn_src);
}
if (image != NULL)
iso_image_unref(image);
if (ropts != NULL)
iso_read_opts_free(ropts);
if (src != NULL) if (src != NULL)
iso_data_source_unref(src); iso_data_source_unref(src);
return 1; if (initialized)
iso_finish();
return return_val;
} }