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checkpolicy: resolve dismod memory leaks
Example leak: Indirect leak of 4 byte(s) in 1 object(s) allocated from: #0 0x49bacd in __interceptor_malloc (./checkpolicy/test/dismod+0x49bacd) #1 0x58ae54 in add_i_to_a ./libsepol/src/util.c:55:21 #2 0x53ea8e in symtab_insert ./libsepol/src/policydb.c:1729:6 #3 0x536252 in roles_init ./libsepol/src/policydb.c:772:7 #4 0x536252 in policydb_init ./libsepol/src/policydb.c:892:7 #5 0x562ff1 in sepol_policydb_create ./libsepol/src/policydb_public.c:69:6 #6 0x521a7c in module_package_init ./libsepol/src/module.c:96:6 #7 0x521a7c in sepol_module_package_create ./libsepol/src/module.c:126:7 #8 0x4cfb80 in read_policy ./checkpolicy/test/dismod.c:750:7 #9 0x4cda10 in main ./checkpolicy/test/dismod.c:878:6 #10 0x7f8538d01e49 in __libc_start_main csu/../csu/libc-start.c:314:16 Signed-off-by: Christian Göttsche <cgzones@googlemail.com>
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@ -751,12 +751,14 @@ static int read_policy(char *filename, policydb_t * policy)
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fprintf(stderr, "%s: Out of memory!\n", __FUNCTION__);
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exit(1);
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}
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sepol_policydb_free(package->policy);
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package->policy = (sepol_policydb_t *) policy;
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package->file_contexts = NULL;
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retval =
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sepol_module_package_read(package,
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(sepol_policy_file_t *) & f, 1);
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free(package->file_contexts);
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package->policy = NULL;
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sepol_module_package_free(package);
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} else {
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if (policydb_init(policy)) {
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fprintf(stderr, "%s: Out of memory!\n", __FUNCTION__);
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