stm32: remove redundant 'else if'

The if in the else branch is superfluous.
We can use a simple if.

The problem was indicated by cppcheck.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
diff --git a/arch/arm/mach-stm32/stm32f1/flash.c b/arch/arm/mach-stm32/stm32f1/flash.c
index 7d41f63..9dc8e11 100644
--- a/arch/arm/mach-stm32/stm32f1/flash.c
+++ b/arch/arm/mach-stm32/stm32f1/flash.c
@@ -49,7 +49,7 @@
 	if (size <= STM32_MAX_BANK) {
 		banks = 1;
 		flash_info[0].sector_count = size >> 1;
-	} else if (size > STM32_MAX_BANK) {
+	} else {
 		banks = 2;
 		flash_info[0].sector_count = STM32_MAX_BANK >> 1;
 		flash_info[1].sector_count = (size - STM32_MAX_BANK) >> 1;