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EDAC/armada_xp: Use scnprintf() for avoiding potential buffer overflow
authorTakashi Iwai <tiwai@suse.de>
Wed, 11 Mar 2020 07:17:28 +0000 (08:17 +0100)
committerBorislav Petkov <bp@suse.de>
Tue, 17 Mar 2020 18:26:09 +0000 (19:26 +0100)
commitbf0891f23d883d1fa9d78a322f68dfc2ddc60946
tree63e0a31af0f2d2651fe745b2b51c83a54931fdc6tree | snapshot
parent79278ed0c335c699427ceffc53ce1bbc57afb798commit | diff
EDAC/armada_xp: 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: Borislav Petkov <bp@suse.de>
Reviewed-by: Jan Luebbe <jlu@pengutronix.de>
Link: https://lkml.kernel.org/r/20200311071728.4541-1-tiwai@suse.de
drivers/edac/armada_xp_edac.c diff | blob | history
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