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Bug fix: While loading an ISO image several reads to malloc 

memory occured with byte index -1. (Found by Valgrind after years
of operation without visible problems.)
This commit is contained in:
Thomas Schmitt 2011-04-11 20:19:35 +02:00
parent 9210a57500
commit 76b6737570
1 changed files with 4 additions and 3 deletions
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7
libisofs/util.c
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@ -1536,16 +1536,17 @@ char *iso_util_strcopy(const char *buf, size_t len)
return str; return str;
} }
char *iso_util_strcopy_untail(const char *buf, size_t len) char *iso_util_strcopy_untail(const char *buf, size_t len_in)
{ {
char *str; char *str;
int len;
str = iso_util_strcopy(buf, len); str = iso_util_strcopy(buf, len_in);
if (str == NULL) { if (str == NULL) {
return NULL; return NULL;
} }
/* remove trailing spaces */ /* remove trailing spaces */
for (len = len-1; len >= 0; --len) { for (len = len_in - 1; len >= 0; --len) {
if (str[len] != ' ') if (str[len] != ' ')
break; break;
str[len] = 0; str[len] = 0;