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-rw-r--r--libc/stdio/_vfprintf.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/libc/stdio/_vfprintf.c b/libc/stdio/_vfprintf.c
index f288cb501..6fa8ecb8d 100644
--- a/libc/stdio/_vfprintf.c
+++ b/libc/stdio/_vfprintf.c
@@ -161,9 +161,6 @@
/* Now controlled by uClibc_stdio.h. */
/* #define __UCLIBC_HAS_GLIBC_CUSTOM_PRINTF__ */
-/* TODO -- move these to a configuration section? */
-#define MAX_FIELD_WIDTH 4095
-
#ifdef __UCLIBC_MJN3_ONLY__
#ifdef L_register_printf_function
/* emit only once */
@@ -893,8 +890,11 @@ int attribute_hidden _ppfs_parsespec(ppfs_t *ppfs)
}
i = 0;
while (isdigit(*fmt)) {
- if (i < MAX_FIELD_WIDTH) { /* Avoid overflow. */
+ if (i < INT_MAX / 10
+ || (i == INT_MAX / 10 && (*fmt - '0') <= INT_MAX % 10)) {
i = (i * 10) + (*fmt - '0');
+ } else {
+ i = INT_MAX; /* best we can do... */
}
++fmt;
}