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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 /modules/pam_timestamp/hmac_openssl_wrapper.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 'modules/pam_timestamp/hmac_openssl_wrapper.c')
| -rw-r--r-- | modules/pam_timestamp/hmac_openssl_wrapper.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/modules/pam_timestamp/hmac_openssl_wrapper.c b/modules/pam_timestamp/hmac_openssl_wrapper.c index ac434377..a59a8de2 100644 --- a/modules/pam_timestamp/hmac_openssl_wrapper.c +++ b/modules/pam_timestamp/hmac_openssl_wrapper.c @@ -297,9 +297,7 @@ hmac_management(pam_handle_t *pamh, int debug, void **out, size_t *out_length, ret = PAM_SUCCESS; done: - if (hmac_message != NULL) { - free(hmac_message); - } + free(hmac_message); if (key != NULL) { pam_overwrite_n(key, key_length); free(key); |