bendns' repos / cgit
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html: fix handling of null byte
A return value of `len` or more means that the output was truncated. Signed-off-by: Peter Prohaska <[email protected]> Signed-off-by: Christian Hesse <[email protected]>
Browse Source
Peter Prohaska 2022-12-19
parent 4e4b30e · commit ce2062d
Diffstat
-rw-r--r--html.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/html.c b/html.c
index 7f81965f..0bac34bc 100644
--- a/html.c
+++ b/html.c
@@ -59,7 +59,7 @@ char *fmt(const char *format, ...)
va_start(args, format);
len = vsnprintf(buf[bufidx], sizeof(buf[bufidx]), format, args);
va_end(args);
- if (len > sizeof(buf[bufidx])) {
+ if (len >= sizeof(buf[bufidx])) {
fprintf(stderr, "[html.c] string truncated: %s\n", format);
exit(1);
}