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| author | Dmitry V. Levin <ldv@strace.io> | 2023-12-14 08:00:00 +0000 |
|---|---|---|
| committer | Dmitry V. Levin <ldv@strace.io> | 2023-12-14 08:00:00 +0000 |
| commit | 954234f0a477636eab751a6601d34bab1db41b0e (patch) | |
| tree | 83403cf711c78b112e2738eb82b35d801cce18ee /libpamc/pamc_load.c | |
| parent | 297f0b554e497e95c891fd6a77f7ac5591649f26 (diff) | |
| download | pam-954234f0a477636eab751a6601d34bab1db41b0e.tar.gz pam-954234f0a477636eab751a6601d34bab1db41b0e.tar.bz2 pam-954234f0a477636eab751a6601d34bab1db41b0e.zip | |
treewide: assume free(NULL) is no-op
The C standard guarantees that if the argument of free() is a null
pointer, no action occurs.
Diffstat (limited to 'libpamc/pamc_load.c')
| -rw-r--r-- | libpamc/pamc_load.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/libpamc/pamc_load.c b/libpamc/pamc_load.c index 69fb8b87..f7365990 100644 --- a/libpamc/pamc_load.c +++ b/libpamc/pamc_load.c @@ -393,10 +393,8 @@ static pamc_id_node_t *__pamc_add_node(pamc_id_node_t *root, const char *id, static pamc_id_node_t *__pamc_liberate_nodes(pamc_id_node_t *tree) { if (tree) { - if (tree->agent_id) { - free(tree->agent_id); - tree->agent_id = NULL; - } + free(tree->agent_id); + tree->agent_id = NULL; tree->left = __pamc_liberate_nodes(tree->left); tree->right = __pamc_liberate_nodes(tree->right); |