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When looking for the ':' separator in the root path, don't go past

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the terminating '\0'. Since the initialisation of rootpath in
libstand/bootp.c may copy junk into the rest of the buffer, it was
possible for the code to find a ':' after the '\0' and do the wrong
thing.

Reviewed by:	ps
MFC after:	1 week
This commit is contained in:
iedowse 2003-06-16 20:48:56 +00:00
parent bdcc4ca5e8
commit 1c34d301c1
1 changed files with 2 additions and 2 deletions
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4
sys/boot/i386/libi386/pxe.c
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@ -286,10 +286,10 @@ pxe_open(struct open_file *f, ...)
if (!rootpath[1])
strcpy(rootpath, PXENFSROOTPATH);
for (i = 0; i < FNAME_SIZE; i++)
for (i = 0; rootpath[i] != '\0' && i < FNAME_SIZE; i++)
if (rootpath[i] == ':')
break;
if (i && i != FNAME_SIZE) {
if (i && i != FNAME_SIZE && rootpath[i] == ':') {
rootpath[i++] = '\0';
if (inet_addr(&rootpath[0]) != INADDR_NONE)
rootip.s_addr = inet_addr(&rootpath[0]);