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(parent: 4eb1b01) | patch
HID: hid-picolcd_fb: Use scnprintf() for avoiding potential buffer overflow
authorTakashi Iwai <tiwai@suse.de>
Wed, 11 Mar 2020 07:37:19 +0000 (08:37 +0100)
committerJiri Kosina <jkosina@suse.cz>
Wed, 11 Mar 2020 10:58:58 +0000 (11:58 +0100)
commit42f502dfe132edb8d7a47e6c0641ed82d718ad0b
treea6cde51f41f83ff951b7e0a4b616a97452c7305btree | snapshot
parent4eb1b01de5b9d8596d6c103efcf1a15cfc1bedf7commit | diff
HID: hid-picolcd_fb: Use scnprintf() for avoiding potential buffer overflow

Since snprintf() returns the would-be-output size instead of the
actual output size, the succeeding calls may go beyond the given
buffer limit.  Fix it by replacing with scnprintf().

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
drivers/hid/hid-picolcd_fb.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git