flash/nor/atsamv: fix clang static analyzer warning

Warning:	line 679, column 4
4th function call argument is an uninitialized value

Change-Id: If62d96e1595be945c8e17885bb402e820fb1ec7b
Signed-off-by: Tomas Vanek <vanekt@fbl.cz>
Reviewed-on: http://openocd.zylin.com/5903
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-by: Jonathan McDowell <noodles-openocd@earth.li>

diff --git a/src/flash/nor/atsamv.c b/src/flash/nor/atsamv.c
index af48398e09e7535cfa0e7fb441349c355c5bf555..8f1450bf7fd6c03bb162a8c556eeb074e37628de 100644 (file)
--- a/src/flash/nor/atsamv.c
+++ b/src/flash/nor/atsamv.c
@@ -676,6 +676,9 @@ showall:
                }
                if ((who >= 0) && (((unsigned)who) < SAMV_NUM_GPNVM_BITS)) {
                        r = samv_get_gpnvm(target, who, &v);
+                       if (r != ERROR_OK)
+                               return r;
+
                        command_print(CMD, "samv-gpnvm%u: %u", who, v);
                        return r;
                } else {