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Report error if NULL pointer supplied to dm_strdup_aux().

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This commit is contained in:
Alasdair Kergon 2007-01-15 14:39:12 +00:00
parent 8ef6eb30d9
commit 080f3fa1e0
2 changed files with 8 additions and 2 deletions
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1
WHATS_NEW_DM
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@ -1,5 +1,6 @@
Version 1.02.15 - Version 1.02.15 -
=================================== ===================================
Report error if NULL pointer is supplied to dm_strdup_aux().
Reinstate dm_event_get_registered_device. Reinstate dm_event_get_registered_device.
Version 1.02.14 - 11th January 2007 Version 1.02.14 - 11th January 2007

9
libdm/mm/dbg_malloc.c
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@ -20,9 +20,14 @@
char *dm_strdup_aux(const char *str, const char *file, int line) char *dm_strdup_aux(const char *str, const char *file, int line)
{ {
char *ret = dm_malloc_aux_debug(strlen(str) + 1, file, line); char *ret;
if (ret) if (!str) {
log_error("Internal error: dm_strdup called with NULL pointer");
return NULL;
}
if ((ret = dm_malloc_aux_debug(strlen(str) + 1, file, line)))
strcpy(ret, str); strcpy(ret, str);
return ret; return ret;