Tiezhu Yang 3f3b4054e2 samples/kretprobes: Fix return value if register_kretprobe() failed ... [ Upstream commit f76fbbbb50 ] Use the actual return value instead of always -1 if register_kretprobe() failed. E.g. without this patch: # insmod samples/kprobes/kretprobe_example.ko func=no_such_func insmod: ERROR: could not insert module samples/kprobes/kretprobe_example.ko: Operation not permitted With this patch: # insmod samples/kprobes/kretprobe_example.ko func=no_such_func insmod: ERROR: could not insert module samples/kprobes/kretprobe_example.ko: Unknown symbol in module Link: https://lkml.kernel.org/r/1635213091-24387-2-git-send-email-yangtiezhu@loongson.cn Fixes: 804defea1c ("Kprobes: move kprobe examples to samples/") Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn> Acked-by: Masami Hiramatsu <mhiramat@kernel.org> Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org> Signed-off-by: Sasha Levin <sashal@kernel.org>		2021-11-17 09:48:39 +01:00
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kprobe_example.c	treewide: Add SPDX license identifier for more missed files	2019-05-21 10:50:45 +02:00
kretprobe_example.c	samples/kretprobes: Fix return value if register_kretprobe() failed	2021-11-17 09:48:39 +01:00
Makefile	treewide: Add SPDX license identifier - Makefile/Kconfig	2019-05-21 10:50:46 +02:00