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Do not check for NULL when calling free()

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The C standard guarantees that `free()` is `NULL`-safe.
This commit is contained in:
Emmanuele Bassi 2018-12-18 13:27:43 +00:00
parent 8aff74e213
commit 84d013ed46
1 changed files with 3 additions and 6 deletions
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9
glib/gmem.c
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@ -170,8 +170,7 @@ g_realloc (gpointer mem,
G_STRLOC, n_bytes); G_STRLOC, n_bytes);
} }
if (mem) free (mem);
free (mem);
TRACE (GLIB_MEM_REALLOC((void*) NULL, (void*)mem, 0, 0)); TRACE (GLIB_MEM_REALLOC((void*) NULL, (void*)mem, 0, 0));
@ -190,8 +189,7 @@ g_realloc (gpointer mem,
void void
g_free (gpointer mem) g_free (gpointer mem)
{ {
if (G_LIKELY (mem)) free (mem);
free (mem);
TRACE(GLIB_MEM_FREE((void*) mem)); TRACE(GLIB_MEM_FREE((void*) mem));
} }
@ -304,8 +302,7 @@ g_try_realloc (gpointer mem,
else else
{ {
newmem = NULL; newmem = NULL;
if (mem) free (mem);
free (mem);
} }
TRACE (GLIB_MEM_REALLOC((void*) newmem, (void*)mem, (unsigned int) n_bytes, 1)); TRACE (GLIB_MEM_REALLOC((void*) newmem, (void*)mem, (unsigned int) n_bytes, 1));