---
lib/util/stringutils.c | 4 ++++
lib/util/stringutils.h | 12 ++++++------
2 files changed, 10 insertions(+), 6 deletions(-)
diff --git a/lib/util/stringutils.c b/lib/util/stringutils.c
index 642ff68..6e15226 100644
--- a/lib/util/stringutils.c
+++ b/lib/util/stringutils.c
@@ -328,6 +328,10 @@ char *scrub_for_print(
}
int ret = snprintf(&dst[used], dst_sz - used, fmt, src[i]);
+ if (ret < 0)
+ {
+ return NULL;
+ }
len_out += ret;
used += ((size_t)ret > (dst_sz - used)) ? (dst_sz - used) :
(size_t)ret;
}
diff --git a/lib/util/stringutils.h b/lib/util/stringutils.h
index 154b54f..6db8663 100644
--- a/lib/util/stringutils.h
+++ b/lib/util/stringutils.h
@@ -152,16 +152,16 @@ int expand_by_doubling(
* @param[in] dst_sz
* Size of the buffer at @p dst. This must not be 0.
* @param[out] dst_len_out
- * On return, the value at this location will be set to the length
- * of the escaped string (excluding the nul terminator), had @p
- * dst_sz been big enough. If this value is greater than or equal
- * to @p dst_sz, then the output was truncated. This parameter
- * may be NULL.
+ * On successful return, the value at this location will be set to
+ * the length of the escaped string (excluding the nul terminator)
+ * had @p dst_sz been big enough. If this value is greater than
+ * or equal to @p dst_sz, then the output was truncated. This
+ * parameter may be NULL.
* @param[in] other_chars_to_escape
* nul-terminated array of additional characters to escape with a
* backslash. This may be NULL.
*
- * @return dst
+ * @return dst on success, NULL on error
------------------------------------------------------------------------------*/
char *scrub_for_print(
char *dst,
--
2.4.3
------------------------------------------------------------------------------
_______________________________________________
rpstir-devel mailing list
rpstir-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/rpstir-devel
