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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 /libpam/include | |
| 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 'libpam/include')
| -rw-r--r-- | libpam/include/security/_pam_macros.h | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/libpam/include/security/_pam_macros.h b/libpam/include/security/_pam_macros.h index 8044e451..e36f4023 100644 --- a/libpam/include/security/_pam_macros.h +++ b/libpam/include/security/_pam_macros.h @@ -44,10 +44,8 @@ do { \ #define _pam_drop(X) \ do { \ - if (X) { \ - free(X); \ - X=NULL; \ - } \ + free(X); \ + X=NULL; \ } while (0) /* @@ -64,8 +62,7 @@ do { \ free(reply[reply_i].resp); \ } \ } \ - if (reply) \ - free(reply); \ + free(reply); \ } while (0) /* some debugging code */ |