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authorDaniel P. Berrange <berrange@redhat.com>2015-08-26 12:17:18 +0100
committerMichael Tokarev <mjt@tls.msk.ru>2015-09-11 10:21:38 +0300
commitef1e1e0782e99c9dcf2b35e5310cdd8ca9211374 (patch)
tree0b0f9a746055b66019016ed2d8e4ff9df7d79a8c /hw/net/rocker
parent4595a48a10e576638795950b61957f83d2ed09b4 (diff)
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maint: avoid useless "if (foo) free(foo)" pattern
The free() and g_free() functions both happily accept NULL on any platform QEMU builds on. As such putting a conditional 'if (foo)' check before calls to 'free(foo)' merely serves to bloat the lines of code. Signed-off-by: Daniel P. Berrange <berrange@redhat.com> Reviewed-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Diffstat (limited to 'hw/net/rocker')
-rw-r--r--hw/net/rocker/rocker.c4
-rw-r--r--hw/net/rocker/rocker_desc.c8
2 files changed, 3 insertions, 9 deletions
diff --git a/hw/net/rocker/rocker.c b/hw/net/rocker/rocker.c
index 47d080f..7e7bda4 100644
--- a/hw/net/rocker/rocker.c
+++ b/hw/net/rocker/rocker.c
@@ -265,9 +265,7 @@ err_bad_io:
err_no_mem:
err_bad_attr:
for (i = 0; i < ROCKER_TX_FRAGS_MAX; i++) {
- if (iov[i].iov_base) {
- g_free(iov[i].iov_base);
- }
+ g_free(iov[i].iov_base);
}
return err;
diff --git a/hw/net/rocker/rocker_desc.c b/hw/net/rocker/rocker_desc.c
index 9d896fe..b5c0b4a 100644
--- a/hw/net/rocker/rocker_desc.c
+++ b/hw/net/rocker/rocker_desc.c
@@ -136,9 +136,7 @@ bool desc_ring_set_size(DescRing *ring, uint32_t size)
}
for (i = 0; i < ring->size; i++) {
- if (ring->info[i].buf) {
- g_free(ring->info[i].buf);
- }
+ g_free(ring->info[i].buf);
}
ring->size = size;
@@ -360,9 +358,7 @@ DescRing *desc_ring_alloc(Rocker *r, int index)
void desc_ring_free(DescRing *ring)
{
- if (ring->info) {
- g_free(ring->info);
- }
+ g_free(ring->info);
g_free(ring);
}