#include "util.h" #include "../debug.h" /* * Default error logging functions */ static int perf_stdio__error(const char *format, va_list args) { fprintf(stderr, "Error:\n"); vfprintf(stderr, format, args); return 0; } static int perf_stdio__warning(const char *format, va_list args) { fprintf(stderr, "Warning:\n"); vfprintf(stderr, format, args); return 0; } static struct perf_error_ops default_eops = { .error = perf_stdio__error, .warning = perf_stdio__warning, }; static struct perf_error_ops *perf_eops = &default_eops; int ui__error(const char *format, ...) { int ret; va_list args; va_start(args, format); ret = perf_eops->error(format, args); va_end(args); return ret; } int ui__warning(const char *format, ...) { int ret; va_list args; va_start(args, format); ret = perf_eops->warning(format, args); va_end(args); return ret; } /** * perf_error__register - Register error logging functions * @eops: The pointer to error logging function struct * * Register UI-specific error logging functions. Before calling this, * other logging functions should be unregistered, if any. */ int perf_error__register(struct perf_error_ops *eops) { if (perf_eops != &default_eops) return -1; perf_eops = eops; return 0; } /** * perf_error__unregister - Unregister error logging functions * @eops: The pointer to error logging function struct * * Unregister already registered error logging functions. */ int perf_error__unregister(struct perf_error_ops *eops) { if (perf_eops != eops) return -1; perf_eops = &default_eops; return 0; } refslogtreecommitdiff
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authorEric Dumazet <edumazet@google.com>2017-02-05 09:25:24 -0800
committerDavid S. Miller <davem@davemloft.net>2017-02-07 11:19:00 -0500
commit69629464e0b587f3711739b3aa2bcdaf2e075276 (patch)
treea0fc1812afaf992b01042e2bf081c455addc16ab /net/ipv6
parent6a413e269b170d6d3bd32a71de4d5dcf987d6843 (diff)
udp: properly cope with csum errors
Dmitry reported that UDP sockets being destroyed would trigger the WARN_ON(atomic_read(&sk->sk_rmem_alloc)); in inet_sock_destruct() It turns out we do not properly destroy skb(s) that have wrong UDP checksum. Thanks again to syzkaller team. Fixes : 7c13f97ffde6 ("udp: do fwd memory scheduling on dequeue") Reported-by: Dmitry Vyukov <dvyukov@google.com> Signed-off-by: Eric Dumazet <edumazet@google.com> Cc: Paolo Abeni <pabeni@redhat.com> Cc: Hannes Frederic Sowa <hannes@stressinduktion.org> Acked-by: Paolo Abeni <pabeni@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/udp.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c