From: Vadim Girlin <vadimgirlin@gmail.com>
Date: Fri, 24 May 2013 12:24:09 +0000 (+0400)
Subject: r600g/sb: fix buffer overflow in sb_ostream
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=d1e0dc62752d3dd0ed7909cda6a4380e2ab8695b;p=mesa.git

r600g/sb: fix buffer overflow in sb_ostream

Fixes segfault during bytecode dump with bfgminer kernel

Signed-off-by: Vadim Girlin <vadimgirlin@gmail.com>
---

diff --git a/src/gallium/drivers/r600/sb/sb_bc.h b/src/gallium/drivers/r600/sb/sb_bc.h
index 8b932634c55..6e73b418d23 100644
--- a/src/gallium/drivers/r600/sb/sb_bc.h
+++ b/src/gallium/drivers/r600/sb/sb_bc.h
@@ -92,7 +92,7 @@ public:
 
 	sb_ostream& operator <<(double d) {
 		char b[32];
-		sprintf(b, "%f", d);
+		snprintf(b, 32, "%g", d);
 		return *this << b;
 	}