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-rw-r--r--src/tool_strdup.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/src/tool_strdup.c b/src/tool_strdup.c
index e6e151bd6..c8e938d16 100644
--- a/src/tool_strdup.c
+++ b/src/tool_strdup.c
@@ -5,7 +5,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
- * Copyright (C) 1998 - 2015, 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@@ -30,18 +30,13 @@ char *strdup(const char *str)
if(!str)
return (char *)NULL;
- len = strlen(str);
+ len = strlen(str) + 1;
- if(len >= ((size_t)-1) / sizeof(char))
- return (char *)NULL;
-
- newstr = malloc((len + 1)*sizeof(char));
+ newstr = malloc(len);
if(!newstr)
return (char *)NULL;
- memcpy(newstr, str, (len + 1)*sizeof(char));
-
+ memcpy(newstr, str, len);
return newstr;
-
}
#endif