Module: Mesa
Branch: 7.9
Commit: e4c1bcacef9380bbf72f616dc4e6f72ff5741678
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=e4c1bcacef9380bbf72f616dc4e6f72ff5741678

Author: Jian Zhao <[email protected]>
Date:   Wed Jan  5 10:41:20 2011 +0800

mesa: fix an error in uniform arrays in row calculating.

Fix the error in uniform row calculating, it may alloc one line
more which may cause out of range on memory usage, sometimes program
aborted when free the memory.

NOTE: This is a candidate for 7.9 and 7.10 branches.

Signed-off-by: Brian Paul <[email protected]>
(cherry picked from commit 2a7380e9c3a040356599a5b7740aa24e067fc1f5)

---

 src/mesa/main/uniforms.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/mesa/main/uniforms.c b/src/mesa/main/uniforms.c
index a5d7da5..5224b03 100644
--- a/src/mesa/main/uniforms.c
+++ b/src/mesa/main/uniforms.c
@@ -278,7 +278,7 @@ get_uniform_rows_cols(const struct gl_program_parameter *p,
          *cols = p->Size;
       }
       else {
-         *rows = p->Size / 4 + 1;
+         *rows = (p->Size + 3) / 4;
          if (p->Size % 4 == 0)
             *cols = 4;
          else

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