4.18-stable review patch. If anyone has any objections, please let me know.
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From: Bart Van Assche bart.vanassche@wdc.com
commit 554ec508653688c21d9b8024af73a1ffaa0164b9 upstream.
This patch avoids that gcc reports the following when building with W=1:
lib/vsprintf.c:1941:3: warning: this statement may fall through [-Wimplicit-fallthrough=] switch (fmt[1]) { ^~~~~~
Fixes: 7b1924a1d930eb2 ("vsprintf: add printk specifier %px") Link: http://lkml.kernel.org/r/20180806223421.11995-1-bart.vanassche@wdc.com Cc: linux-kernel@vger.kernel.org Cc: Bart Van Assche bart.vanassche@wdc.com Cc: Pantelis Antoniou pantelis.antoniou@konsulko.com Cc: Joe Perches joe@perches.com Cc: Rob Herring robh@kernel.org Cc: v4.15+ stable@vger.kernel.org Signed-off-by: Bart Van Assche bart.vanassche@wdc.com Signed-off-by: Petr Mladek pmladek@suse.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- lib/vsprintf.c | 1 + 1 file changed, 1 insertion(+)
--- a/lib/vsprintf.c +++ b/lib/vsprintf.c @@ -1942,6 +1942,7 @@ char *pointer(const char *fmt, char *buf case 'F': return device_node_string(buf, end, ptr, spec, fmt + 1); } + break; case 'x': return pointer_string(buf, end, ptr, spec); }