From 6a7e53a7c7fa468d25adc5d6bda9b6bf6c1abc8c Mon Sep 17 00:00:00 2001 From: Jean-Philippe Barette-LaPierre Date: Wed, 8 Jan 2003 02:27:47 +0000 Subject: fixed a very, very rare and very, very little memory leak --- lib/escape.c | 15 ++++++++++++--- 1 file changed, 12 insertions(+), 3 deletions(-) (limited to 'lib/escape.c') diff --git a/lib/escape.c b/lib/escape.c index 0ec7ae5c0..b35333ddf 100644 --- a/lib/escape.c +++ b/lib/escape.c @@ -41,6 +41,7 @@ char *curl_escape(const char *string, int length) { int alloc = (length?length:(int)strlen(string))+1; char *ns = malloc(alloc); + char *testing_ptr = NULL; unsigned char in; int newlen = alloc; int index=0; @@ -55,9 +56,14 @@ char *curl_escape(const char *string, int length) newlen += 2; /* the size grows with two, since this'll become a %XX */ if(newlen > alloc) { alloc *= 2; - ns = realloc(ns, alloc); - if(!ns) + testing_ptr = realloc(ns, alloc); + if(!testing_ptr) { + free( ns ); return NULL; + } + else { + ns = testing_ptr; + } } sprintf(&ns[index], "%%%02X", in); @@ -80,6 +86,10 @@ char *curl_unescape(const char *string, int length) unsigned char in; int index=0; unsigned int hex; + + if( !ns ) { + return NULL; + } while(--alloc > 0) { in = *string; @@ -97,7 +107,6 @@ char *curl_unescape(const char *string, int length) } ns[index]=0; /* terminate it */ return ns; - } void curl_free(void *p) -- cgit v1.2.3