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rv: Remove redundant assignment to variable retval

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Variable retval is being assigned a value that is never read, it is
being re-assigned a new value in both paths of a following if statement.
Remove the assignment.

Cleans up clang-scan warning:
kernel/trace/rv/rv.c:293:2: warning: Value stored to 'retval' is never read [deadcode.DeadStores]
        retval = count;

Link: https://lkml.kernel.org/r/20230418150018.3123753-1-colin.i.king@gmail.com

Cc: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Acked-by: Daniel Bristot de Oliveira <bristot@kernel.org>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
This commit is contained in:
Colin Ian King 2023-04-18 16:00:18 +01:00 • committed by Steven Rostedt (Google)
parent 54a0dffa62
commit 73e053cbd0
1 changed files with 0 additions and 2 deletions
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2
kernel/trace/rv/rv.c
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@ -290,8 +290,6 @@ static ssize_t monitor_enable_write_data(struct file *filp, const char __user *u
if (retval)
return retval;
retval = count;
mutex_lock(&rv_interface_lock);
if (val)