tree 06a00842a100de9d64eaac60c872e98a060714db
parent 25fe2c9c4cd2e97c5f5b69f3aefe69aad3057936
author Guvenc Gulce <guvenc@linux.ibm.com> 1610468482 +0100
committer Jakub Kicinski <kuba@kernel.org> 1610511721 -0800

net/smc: use memcpy instead of snprintf to avoid out of bounds read

Using snprintf() to convert not null-terminated strings to null
terminated strings may cause out of bounds read in the source string.
Therefore use memcpy() and terminate the target string with a null
afterwards.

Fixes: a3db10efcc4c ("net/smc: Add support for obtaining SMCR device list")
Signed-off-by: Guvenc Gulce <guvenc@linux.ibm.com>
Signed-off-by: Karsten Graul <kgraul@linux.ibm.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>