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| author | Lars Hjemli <hjemli@gmail.com> | 2006-12-28 01:54:43 +0100 |
|---|---|---|
| committer | Lars Hjemli <hjemli@gmail.com> | 2006-12-28 01:54:43 +0100 |
| commit | 27cd3b2a700e1cc46cd0393ddea48c07b62ee3a6 (patch) | |
| tree | 041158893604fa4127bc0df31a2c22f8d48b852f | |
| parent | Minor style fixes (diff) | |
| download | cgit-pink-27cd3b2a700e1cc46cd0393ddea48c07b62ee3a6.tar.gz cgit-pink-27cd3b2a700e1cc46cd0393ddea48c07b62ee3a6.zip | |
Test for NULL-pointers in html_txt() and friends
Signed-off-by: Lars Hjemli <hjemli@gmail.com>
Diffstat (limited to '')
| -rw-r--r-- | html.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/html.c b/html.c index 957b326..3a5d28d 100644 --- a/html.c +++ b/html.c @@ -45,7 +45,7 @@ void htmlf(const char *format, ...) void html_txt(char *txt) { char *t = txt; - while(*t){ + while(t && *t){ int c = *t; if (c=='<' || c=='>' || c=='&') { *t = '\0'; @@ -68,7 +68,7 @@ void html_txt(char *txt) void html_ntxt(int len, char *txt) { char *t = txt; - while(*t && len--){ + while(t && *t && len--){ int c = *t; if (c=='<' || c=='>' || c=='&') { *t = '\0'; @@ -97,7 +97,7 @@ void html_ntxt(int len, char *txt) void html_attr(char *txt) { char *t = txt; - while(*t){ + while(t && *t){ int c = *t; if (c=='<' || c=='>' || c=='\'') { *t = '\0'; @@ -155,4 +155,3 @@ void html_filemode(unsigned short mode) html_fileperm(mode >> 3); html_fileperm(mode); } - |