[Qemu-devel] [PATCH 6/9] Fix bit test to use & instead of && and enable -Wlogical-op warning

["Daniel P. Berrange" <berrange@redhat.com>]

From: "Daniel P. Berrange" <berrange@redhat.com>

* configure: Enable -Wlogical-op
* hw/exynos4210_uart.c: s/&&/&/

Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
---
 configure            |    1 +
 hw/exynos4210_uart.c |    4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/configure b/configure
index 524458c..8ee6cdb 100755
--- a/configure
+++ b/configure
@@ -1192,6 +1192,7 @@ gcc_flags="$gcc_flags -Wpragmas"
 gcc_flags="$gcc_flags -Wtrampolines"
 gcc_flags="$gcc_flags -Wmissing-parameter-type"
 gcc_flags="$gcc_flags -Wuninitialized"
+gcc_flags="$gcc_flags -Wlogical-op"
 
 cat > $TMPC << EOF
 int main(void) { return 0; }
diff --git a/hw/exynos4210_uart.c b/hw/exynos4210_uart.c
index 73a9c18..4b20105 100644
--- a/hw/exynos4210_uart.c
+++ b/hw/exynos4210_uart.c
@@ -246,7 +246,7 @@ static uint32_t exynos4210_uart_Tx_FIFO_trigger_level(Exynos4210UartState *s)
     uint32_t level = 0;
     uint32_t reg;
 
-    reg = (s->reg[I_(UFCON)] && UFCON_Tx_FIFO_TRIGGER_LEVEL) >>
+    reg = (s->reg[I_(UFCON)] & UFCON_Tx_FIFO_TRIGGER_LEVEL) >>
             UFCON_Tx_FIFO_TRIGGER_LEVEL_SHIFT;
 
     switch (s->channel) {
@@ -277,7 +277,7 @@ static void exynos4210_uart_update_irq(Exynos4210UartState *s)
      */
     if (s->reg[I_(UFCON)] && UFCON_FIFO_ENABLE) {
 
-        uint32_t count = (s->reg[I_(UFSTAT)] && UFSTAT_Tx_FIFO_COUNT) >>
+        uint32_t count = (s->reg[I_(UFSTAT)] & UFSTAT_Tx_FIFO_COUNT) >>
                 UFSTAT_Tx_FIFO_COUNT_SHIFT;
 
         if (count <= exynos4210_uart_Tx_FIFO_trigger_level(s)) {
-- 
1.7.7.6