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Fix a memory leak in MD[245]End()

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Submitted by:	Ikuo Nakagawa <ikuo@isl.intec.co.jp>
PR:	misc/1424
This commit is contained in:
Poul-Henning Kamp 1996-07-24 20:55:38 +00:00
parent fcd6781acb
commit 8bc66d9bd2
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=17271
1 changed files with 8 additions and 9 deletions
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17
lib/libmd/mdXhl.c
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@ -6,7 +6,7 @@
* this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp
* ----------------------------------------------------------------------------
*
* $Id: mdXhl.c,v 1.5 1995/05/30 05:45:17 rgrimes Exp $
* $Id: mdXhl.c,v 1.6 1995/07/12 09:13:47 phk Exp $
*
*/
@ -23,21 +23,20 @@ char *
MDXEnd(MDX_CTX *ctx, char *buf)
{
int i;
char *p = malloc(33);
unsigned char digest[16];
static const char hex[]="0123456789abcdef";
if (!p)
p = malloc(33);
if (!p)
if (!buf)
buf = malloc(33);
if (!buf)
return 0;
MDXFinal(digest,ctx);
for (i=0;i<16;i++) {
p[i+i] = hex[digest[i] >> 4];
p[i+i+1] = hex[digest[i] & 0x0f];
buf[i+i] = hex[digest[i] >> 4];
buf[i+i+1] = hex[digest[i] & 0x0f];
}
p[i+i] = '\0';
return p;
buf[i+i] = '\0';
return buf;
}
char *