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path: root/Build/source/libs/obsdcompat/bsd-asprintf.c
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Diffstat (limited to 'Build/source/libs/obsdcompat/bsd-asprintf.c')
-rw-r--r--Build/source/libs/obsdcompat/bsd-asprintf.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/Build/source/libs/obsdcompat/bsd-asprintf.c b/Build/source/libs/obsdcompat/bsd-asprintf.c
index 67480139ebd..00fa0dfd8a7 100644
--- a/Build/source/libs/obsdcompat/bsd-asprintf.c
+++ b/Build/source/libs/obsdcompat/bsd-asprintf.c
@@ -39,7 +39,8 @@
#define INIT_SZ 128
-int vasprintf(char **str, const char *fmt, va_list ap)
+int
+vasprintf(char **str, const char *fmt, va_list ap)
{
int ret = -1;
va_list ap2;
@@ -53,7 +54,7 @@ int vasprintf(char **str, const char *fmt, va_list ap)
ret = vsnprintf(string, INIT_SZ, fmt, ap2);
if (ret >= 0 && ret < INIT_SZ) { /* succeeded with initial alloc */
*str = string;
- } else if (ret == INT_MAX) { /* shouldn't happen */
+ } else if (ret == INT_MAX || ret < 0) { /* Bad length */
goto fail;
} else { /* bigger than initial, realloc allowing for nul */
len = (size_t)ret + 1;