From: Anshul Garg <aksgarg1...@gmail.com>
While converting string representation to integer
break the loop if overflow is detected.
Signed-off-by: Anshul Garg <aksgarg1...@gmail.com>
---
lib/kstrtox.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/lib/kstrtox.c b/lib/kstrtox.c
index ec8da78..6f30209 100644
--- a/lib/kstrtox.c
+++ b/lib/kstrtox.c
@@ -70,8 +70,10 @@ unsigned int _parse_integer(const char *s, unsigned int
base, unsigned long long
* it in the max base we support (16)
*/
if (unlikely(res & (~0ull << 60))) {
- if (res > div_u64(ULLONG_MAX - val, base))
+ if (res > div_u64(ULLONG_MAX - val, base)) {
overflow = 1;
+ break;
+ }
}
res = res * base + val;
rv++;
--
1.7.9.5
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