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When pccard_safe_quote is passed NULL for src, it shouldn't panic.

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Someone sent me this a while ago, but I can't find who to give them
proper credit...
This commit is contained in:
Warner Losh 2006-04-27 20:47:13 +00:00
parent af785a075f
commit c171ec35b6
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=158086
1 changed files with 1 additions and 1 deletions
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sys/dev/pccard/pccard.c
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@ -974,7 +974,7 @@ pccard_safe_quote(char *dst, const char *src, size_t len)
if (len == 0) if (len == 0)
return; return;
while (walker < ep) while (src != NULL && walker < ep)
{ {
if (*src == '"') { if (*src == '"') {
if (ep - walker < 2) if (ep - walker < 2)