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patch [#29667] Fix for potential memory corruption in path_util.c

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from Andrew Wiggin (ender79)
This commit is contained in:
Campbell Barton
2011-12-21 20:56:49 +00:00
parent c287a09b40
commit 3b7aa6bb12
1 changed files with 4 additions and 4 deletions
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8
source/blender/blenlib/intern/path_util.c
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@@ -317,7 +317,7 @@ void BLI_uniquename(ListBase *list, void *vlink, const char defname[], char deli
void BLI_cleanup_path(const char *relabase, char *dir)
{
short a;
ptrdiff_t a;
char *start, *eind;
if (relabase) {
BLI_path_abs(dir, relabase);
@@ -1416,7 +1416,7 @@ int BLI_replace_extension(char *path, size_t maxlen, const char *ext)
{
size_t path_len= strlen(path);
size_t ext_len= strlen(ext);
size_t a;
ssize_t a;
for(a= path_len - 1; a >= 0; a--) {
if (ELEM3(path[a], '.', '/', '\\')) {
@@ -1424,7 +1424,7 @@ int BLI_replace_extension(char *path, size_t maxlen, const char *ext)
}
}
if (path[a] != '.') {
if ((a < 0) || (path[a] != '.')) {
a= path_len;
}
@@ -1440,7 +1440,7 @@ int BLI_ensure_extension(char *path, size_t maxlen, const char *ext)
{
size_t path_len= strlen(path);
size_t ext_len= strlen(ext);
size_t a;
ssize_t a;
/* first check the extension is alread there */
if ( (ext_len <= path_len) &&