usb: gadget: u_audio: fix pcm/card naming in g_audio_setup()
authorEugeniu Rosca <erosca@de.adit-jv.com>
Thu, 21 Jun 2018 15:22:47 +0000 (17:22 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 5 Sep 2018 07:26:26 +0000 (09:26 +0200)
commitdc126a1e5fb832f1f5094b4d3faf297d08314dfb
treea1aa0583c8c6bebcf396d5bc11ae93fd7a3dbfa4
parentfa18ff7edb88d9e84390305759fdd4d2a0f81d6d
usb: gadget: u_audio: fix pcm/card naming in g_audio_setup()

[ Upstream commit dfa042fa310caa475667b8c38d852f14439e0b01 ]

Fix below smatch (v0.5.0-4443-g69e9094e11c1) warnings:
drivers/usb/gadget/function/u_audio.c:607 g_audio_setup() warn: strcpy() 'pcm_name' of unknown size might be too large for 'pcm->name'
drivers/usb/gadget/function/u_audio.c:614 g_audio_setup() warn: strcpy() 'card_name' of unknown size might be too large for 'card->driver'
drivers/usb/gadget/function/u_audio.c:615 g_audio_setup() warn: strcpy() 'card_name' of unknown size might be too large for 'card->shortname'

Below commits performed a similar 's/strcpy/strlcpy/' rework:
* v2.6.31 commit 8372d4980fbc ("ALSA: ctxfi - Fix PCM device naming")
* v4.14 commit 003d3e70dbeb ("ALSA: ad1848: fix format string overflow warning")
* v4.14 commit 6d8b04de87e1 ("ALSA: cs423x: fix format string overflow warning")

Fixes: eb9fecb9e69b ("usb: gadget: f_uac2: split out audio core")
Signed-off-by: Eugeniu Rosca <erosca@de.adit-jv.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/gadget/function/u_audio.c