From patchwork Sun Sep 23 10:00:13 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [07/14] pflash_cfi01: Fix warning caused by unreachable code Date: Sun, 23 Sep 2012 00:00:13 -0000 From: Stefan Hajnoczi X-Patchwork-Id: 186202 Message-Id: <1348394420-28298-8-git-send-email-stefanha@gmail.com> To: Anthony Liguori Cc: Stefan Weil , qemu-devel@nongnu.org, Stefan Hajnoczi From: Stefan Weil Report from smatch: hw/pflash_cfi01.c:431 pflash_write(180) info: ignoring unreachable code. Instead of removing the return statement after the switch statement, the patch replaces the return statements in the switch statement by break statements. Other switch statements in the same code do it also like that. Signed-off-by: Stefan Weil Signed-off-by: Stefan Hajnoczi --- hw/pflash_cfi01.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/hw/pflash_cfi01.c b/hw/pflash_cfi01.c index 9c42d31..855890d 100644 --- a/hw/pflash_cfi01.c +++ b/hw/pflash_cfi01.c @@ -321,7 +321,7 @@ static void pflash_write(pflash_t *pfl, target_phys_addr_t offset, } pfl->wcycle++; pfl->cmd = cmd; - return; + break; case 1: switch (pfl->cmd) { case 0x10: /* Single Byte Program */ @@ -376,7 +376,7 @@ static void pflash_write(pflash_t *pfl, target_phys_addr_t offset, default: goto error_flash; } - return; + break; case 2: switch (pfl->cmd) { case 0xe8: /* Block write */ @@ -407,7 +407,7 @@ static void pflash_write(pflash_t *pfl, target_phys_addr_t offset, default: goto error_flash; } - return; + break; case 3: /* Confirm mode */ switch (pfl->cmd) { case 0xe8: /* Block write */ @@ -423,7 +423,7 @@ static void pflash_write(pflash_t *pfl, target_phys_addr_t offset, default: goto error_flash; } - return; + break; default: /* Should never happen */ DPRINTF("%s: invalid write state\n", __func__);