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Subject[PATCH] tracing: Replace kzalloc with kcalloc
Replace kzalloc() function with its 2-factor argument form, kcalloc().

This patch replaces cases of:

kzalloc(a * b, gfp)

with:
kcalloc(a * b, gfp)

This code was detected with the help of Coccinelle.

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
---
kernel/trace/trace_probe.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/trace/trace_probe.c b/kernel/trace/trace_probe.c
index 9962cb5da8ac..57f0cbaf9c58 100644
--- a/kernel/trace/trace_probe.c
+++ b/kernel/trace/trace_probe.c
@@ -429,7 +429,7 @@ static int traceprobe_parse_probe_arg_body(char *arg, ssize_t *size,
parg->count);
}

- code = tmp = kzalloc(sizeof(*code) * FETCH_INSN_MAX, GFP_KERNEL);
+ code = tmp = kcalloc(FETCH_INSN_MAX, sizeof(*code), GFP_KERNEL);
if (!code)
return -ENOMEM;
code[FETCH_INSN_MAX - 1].op = FETCH_OP_END;
@@ -501,7 +501,7 @@ static int traceprobe_parse_probe_arg_body(char *arg, ssize_t *size,
code->op = FETCH_OP_END;

/* Shrink down the code buffer */
- parg->code = kzalloc(sizeof(*code) * (code - tmp + 1), GFP_KERNEL);
+ parg->code = kcalloc(code - tmp + 1, sizeof(*code), GFP_KERNEL);
if (!parg->code)
ret = -ENOMEM;
else
--
2.20.1
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