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authorGautam Menghani <gautammenghani201@gmail.com>2022-05-22 09:18:26 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-06-09 11:30:44 +0300
commiteda47dd47138296d58e47ca1e2a6a27d33ce5973 (patch)
tree74db1665def064aecb5e62f1639d1a92ad5b9a2b
parent7a85aedb11354191920e3a03bc6f0c49034a16a3 (diff)
downloadlinux-eda47dd47138296d58e47ca1e2a6a27d33ce5973.tar.xz
tracing: Initialize integer variable to prevent garbage return value
commit 154827f8e53d8c492b3fb0cb757fbcadb5d516b5 upstream. Initialize the integer variable to 0 to fix the clang scan warning: Undefined or garbage value returned to caller [core.uninitialized.UndefReturn] return ret; Link: https://lkml.kernel.org/r/20220522061826.1751-1-gautammenghani201@gmail.com Cc: stable@vger.kernel.org Fixes: 8993665abcce ("tracing/boot: Support multiple handlers for per-event histogram") Acked-by: Masami Hiramatsu (Google) <mhiramat@kernel.org> Signed-off-by: Gautam Menghani <gautammenghani201@gmail.com> Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--kernel/trace/trace_boot.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trace/trace_boot.c b/kernel/trace/trace_boot.c
index 0580287d7a0d..778200dd8ede 100644
--- a/kernel/trace/trace_boot.c
+++ b/kernel/trace/trace_boot.c
@@ -300,7 +300,7 @@ trace_boot_hist_add_handlers(struct xbc_node *hnode, char **bufp,
{
struct xbc_node *node;
const char *p, *handler;
- int ret;
+ int ret = 0;
handler = xbc_node_get_data(hnode);