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From 8da7fc83aa3e9fd868c6a8da9261b72dae7d29e7 Mon Sep 17 00:00:00 2001
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From: Jakub Hrozek <jakub.hrozek@posteo.se>
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Date: Wed, 26 Sep 2018 21:38:02 +0200
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Subject: [PATCH 6/7] merge_ent_array_duplicates: Only use values if valid
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Merges:
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https://pagure.io/libuser/issue/22
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Don't attempt to dereference a NULL pointer
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---
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lib/user.c | 22 ++++++++++++++--------
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1 file changed, 14 insertions(+), 8 deletions(-)
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diff --git a/lib/user.c b/lib/user.c
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index ad2bb099c7d12bd91188e69f188c64953b1d9748..2500565a544bb33a5e08d9807a794a42c819a2d2 100644
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--- a/lib/user.c
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+++ b/lib/user.c
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@@ -691,10 +691,13 @@ merge_ent_array_duplicates(GPtrArray *array)
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while (attributes != NULL) {
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attr = (const char *)attributes->data;
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values = lu_ent_get_current(current, attr);
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- for (j = 0; j < values->n_values; j++) {
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- value = g_value_array_get_nth(values,
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- j);
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- lu_ent_add_current(saved, attr, value);
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+ if (values != NULL) {
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+ for (j = 0; j < values->n_values; j++) {
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+ value = g_value_array_get_nth(
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+ values,
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+ j);
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+ lu_ent_add_current(saved, attr, value);
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+ }
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}
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attributes = g_list_next(attributes);
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}
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@@ -705,10 +708,13 @@ merge_ent_array_duplicates(GPtrArray *array)
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while (attributes != NULL) {
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attr = (const char *)attributes->data;
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values = lu_ent_get(current, attr);
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- for (j = 0; j < values->n_values; j++) {
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- value = g_value_array_get_nth(values,
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- j);
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- lu_ent_add(saved, attr, value);
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+ if (values != NULL) {
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+ for (j = 0; j < values->n_values; j++) {
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+ value = g_value_array_get_nth(
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+ values,
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+ j);
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+ lu_ent_add(saved, attr, value);
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+ }
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}
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attributes = g_list_next(attributes);
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}
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--
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2.14.4
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