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(parent: 6339204) | patch
udebug: fix crash in udebug_entry_vprintf with longer strings
authorFelix Fietkau <nbd@nbd.name>
Fri, 26 Jan 2024 20:00:14 +0000 (21:00 +0100)
committerFelix Fietkau <nbd@nbd.name>
Fri, 26 Jan 2024 20:00:17 +0000 (21:00 +0100)
commitc1be505732e6d254464973bdeacb955214c76c46
tree0a6768281fec9edead7ae2bea43b445b59158cb1tree | snapshot
parent6339204c212b2c3506554a8842030df5ec6fe9c6commit | diff
udebug: fix crash in udebug_entry_vprintf with longer strings

The passed va_list ap cannot be used more than once. In order to deal with
vsprintf retry, it needs to be copied first. Fixes a procd crash observed
on several platforms.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
udebug.c diff | blob | history
C utility functions for OpenWrt