diff options
| author | Jesper Juhl <juhl-lkml@dif.dk> | 2005-05-04 01:38:09 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2005-05-04 01:38:09 +0400 |
| commit | 96edf83c4e284c08584f97623f7c7f029759459e (patch) | |
| tree | 966c927ce074efe743303a8004fda02f27dc1ad6 | |
| parent | c3924c70dd3bddc28b99ccd1688bd281bad1a9be (diff) | |
| download | linux-96edf83c4e284c08584f97623f7c7f029759459e.tar.xz | |
[PPP]: remove redundant NULL pointer checks before kfree & vfree
kfree() and vfree() can both deal with NULL pointers. This patch removes
redundant NULL pointer checks from the ppp code in drivers/net/
Signed-off-by: Jesper Juhl <juhl-lkml@dif.dk>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ppp_deflate.c | 6 | ||||
| -rw-r--r-- | drivers/net/ppp_generic.c | 12 |
2 files changed, 6 insertions, 12 deletions
diff --git a/drivers/net/ppp_deflate.c b/drivers/net/ppp_deflate.c index 507d6328d4eb..3872088fdd10 100644 --- a/drivers/net/ppp_deflate.c +++ b/drivers/net/ppp_deflate.c @@ -87,8 +87,7 @@ static void z_comp_free(void *arg) if (state) { zlib_deflateEnd(&state->strm); - if (state->strm.workspace) - vfree(state->strm.workspace); + vfree(state->strm.workspace); kfree(state); } } @@ -308,8 +307,7 @@ static void z_decomp_free(void *arg) if (state) { zlib_inflateEnd(&state->strm); - if (state->strm.workspace) - kfree(state->strm.workspace); + kfree(state->strm.workspace); kfree(state); } } diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c index c456dc81b873..3b377f6cd4a0 100644 --- a/drivers/net/ppp_generic.c +++ b/drivers/net/ppp_generic.c @@ -2467,14 +2467,10 @@ static void ppp_destroy_interface(struct ppp *ppp) skb_queue_purge(&ppp->mrq); #endif /* CONFIG_PPP_MULTILINK */ #ifdef CONFIG_PPP_FILTER - if (ppp->pass_filter) { - kfree(ppp->pass_filter); - ppp->pass_filter = NULL; - } - if (ppp->active_filter) { - kfree(ppp->active_filter); - ppp->active_filter = NULL; - } + kfree(ppp->pass_filter); + ppp->pass_filter = NULL; + kfree(ppp->active_filter); + ppp->active_filter = NULL; #endif /* CONFIG_PPP_FILTER */ kfree(ppp); |