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([2405:204:20:6275:d166:ebdd:d4b:47ee]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2e1e866551csm896656a91.40.2024.10.04.01.00.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 04 Oct 2024 01:00:46 -0700 (PDT) From: SurajSonawane2415 To: srinivas.pandruvada@linux.intel.com, jikos@kernel.org, bentiss@kernel.org Cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, SurajSonawane2415 Subject: [PATCH] hid: intel-ish-hid: Fix uninitialized variable 'rv' in ish_fw_xfer_direct_dma Date: Fri, 4 Oct 2024 13:29:44 +0530 Message-Id: <20241004075944.44932-1-surajsonawane0215@gmail.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-input@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Fix the uninitialized symbol 'rv' in the function ish_fw_xfer_direct_dma to resolve the following warning from the smatch tool: drivers/hid/intel-ish-hid/ishtp-fw-loader.c:714 ish_fw_xfer_direct_dma() error: uninitialized symbol 'rv'. Initialize 'rv' to 0 to prevent undefined behavior from uninitialized access. Signed-off-by: SurajSonawane2415 --- drivers/hid/intel-ish-hid/ishtp-fw-loader.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/hid/intel-ish-hid/ishtp-fw-loader.c b/drivers/hid/intel-ish-hid/ishtp-fw-loader.c index e157863a8..b3c3cfcd9 100644 --- a/drivers/hid/intel-ish-hid/ishtp-fw-loader.c +++ b/drivers/hid/intel-ish-hid/ishtp-fw-loader.c @@ -635,7 +635,7 @@ static int ish_fw_xfer_direct_dma(struct ishtp_cl_data *client_data, const struct firmware *fw, const struct shim_fw_info fw_info) { - int rv; + int rv = 0; void *dma_buf; dma_addr_t dma_buf_phy; u32 fragment_offset, fragment_size, payload_max_size;