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-rw-r--r--src/libcamera/process.cpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/libcamera/process.cpp b/src/libcamera/process.cpp
index aee33735..6c41da21 100644
--- a/src/libcamera/process.cpp
+++ b/src/libcamera/process.cpp
@@ -87,7 +87,8 @@ void sigact(int signal, siginfo_t *info, void *ucontext)
void ProcessManager::sighandler(EventNotifier *notifier)
{
char data;
- if (read(pipe_[0], &data, sizeof(data))) {
+ ssize_t ret = read(pipe_[0], &data, sizeof(data));
+ if (ret < 0) {
LOG(Process, Error)
<< "Failed to read byte from signal handler pipe";
return;