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Compare pointers to "NULL" instead of "0".

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"bad_zero.cocci" spatch from http://coccinelle.lip6.fr/impact_linux.php.

Signed-off-by: Lukas Fleischer <calcurse@cryptocrack.de>
This commit is contained in:
Lukas Fleischer
2011-04-05 01:50:23 +02:00
parent c4c7c8af5d
commit 6fb0f6f4c6
12 changed files with 93 additions and 93 deletions
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24
src/mem.c
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@@ -74,7 +74,7 @@ stats_add_blk (size_t size, const char *pos)
struct mem_blk *o, **i;
o = malloc (sizeof (*o));
EXIT_IF (o == 0, _("could not allocate memory to store block info"));
EXIT_IF (o == NULL, _("could not allocate memory to store block info"));
mstats.ncall++;
@@ -120,7 +120,7 @@ xmalloc (size_t size)
EXIT_IF (size == 0, _("xmalloc: zero size"));
p = malloc (size);
EXIT_IF (p == 0, _("xmalloc: out of memory"));
EXIT_IF (p == NULL, _("xmalloc: out of memory"));
return p;
}
@@ -133,7 +133,7 @@ xcalloc (size_t nmemb, size_t size)
EXIT_IF (nmemb == 0 || size == 0, _("xcalloc: zero size"));
EXIT_IF (SIZE_MAX / nmemb < size, _("xcalloc: overflow"));
p = calloc (nmemb, size);
EXIT_IF (p == 0, _("xcalloc: out of memory"));
EXIT_IF (p == NULL, _("xcalloc: out of memory"));
return p;
}
@@ -148,7 +148,7 @@ xrealloc (void *ptr, size_t nmemb, size_t size)
EXIT_IF (new_size == 0, _("xrealloc: zero size"));
EXIT_IF (SIZE_MAX / nmemb < size, _("xrealloc: overflow"));
new_ptr = realloc (ptr, new_size);
EXIT_IF (new_ptr == 0, _("xrealloc: out of memory"));
EXIT_IF (new_ptr == NULL, _("xrealloc: out of memory"));
return new_ptr;
}
@@ -168,7 +168,7 @@ xstrdup (const char *str)
void
xfree (void *p)
{
EXIT_IF (p == 0, _("xfree: null pointer"));
EXIT_IF (p == NULL, _("xfree: null pointer"));
free (p);
}
@@ -204,7 +204,7 @@ dbg_calloc (size_t nmemb, size_t size, const char *pos)
EXIT_IF (nmemb > SIZE_MAX / size, _("overflow at %s"), pos);
size *= nmemb;
if ((buf = dbg_malloc (size, pos)) == 0)
if ((buf = dbg_malloc (size, pos)) == NULL)
return (void *)0;
bzero (buf, size);
@@ -217,7 +217,7 @@ dbg_realloc (void *ptr, size_t nmemb, size_t size, const char *pos)
{
unsigned *buf, old_size, new_size, cpy_size;
if (ptr == 0)
if (ptr == NULL)
return (void *)0;
new_size = nmemb *size;
@@ -226,7 +226,7 @@ dbg_realloc (void *ptr, size_t nmemb, size_t size, const char *pos)
EXIT_IF (nmemb > SIZE_MAX / size, _("overflow at %s"), pos);
if ((buf = dbg_malloc (new_size, pos)) == 0)
if ((buf = dbg_malloc (new_size, pos)) == NULL)
return (void *)0;
old_size = *((unsigned *)ptr - EXTRA_SPACE_START + BLK_SIZE);
@@ -244,11 +244,11 @@ dbg_strdup (const char *s, const char *pos)
size_t size;
char *buf;
if (s == 0)
if (s == NULL)
return (char *)0;
size = strlen (s);
if ((buf = dbg_malloc (size + 1, pos)) == 0)
if ((buf = dbg_malloc (size + 1, pos)) == NULL)
return (char *)0;
return strncpy (buf, s, size + 1);
@@ -259,7 +259,7 @@ dbg_free (void *ptr, const char *pos)
{
unsigned *buf, size;
EXIT_IF (ptr == 0, _("dbg_free: null pointer at %s"), pos);
EXIT_IF (ptr == NULL, _("dbg_free: null pointer at %s"), pos);
buf = (unsigned *)ptr - EXTRA_SPACE_START;
size = buf[BLK_SIZE];
@@ -286,7 +286,7 @@ dbg_free (void *ptr, const char *pos)
static void
dump_block_info (struct mem_blk *blk)
{
if (blk == 0)
if (blk == NULL)
return;
printf (_("---==== MEMORY BLOCK ====----------------\n"));