6.18-stable review patch. If anyone has any objections, please let me know.
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From: Haoxiang Li lihaoxiang@isrc.iscas.ac.cn
commit 15ef641a0c6728d25a400df73922e80ab2cf029c upstream.
In error paths, add fjes_hw_iounmap() to release the resource acquired by fjes_hw_iomap(). Add a goto label to do so.
Fixes: 8cdc3f6c5d22 ("fjes: Hardware initialization routine") Cc: stable@vger.kernel.org Signed-off-by: Haoxiang Li lihaoxiang@isrc.iscas.ac.cn Signed-off-by: Simon Horman horms@kernel.org Reviewed-by: Simon Horman horms@kernel.org Link: https://patch.msgid.link/20251211073756.101824-1-lihaoxiang@isrc.iscas.ac.cn Signed-off-by: Paolo Abeni pabeni@redhat.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/net/fjes/fjes_hw.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-)
--- a/drivers/net/fjes/fjes_hw.c +++ b/drivers/net/fjes/fjes_hw.c @@ -334,7 +334,7 @@ int fjes_hw_init(struct fjes_hw *hw)
ret = fjes_hw_reset(hw); if (ret) - return ret; + goto err_iounmap;
fjes_hw_set_irqmask(hw, REG_ICTL_MASK_ALL, true);
@@ -347,8 +347,10 @@ int fjes_hw_init(struct fjes_hw *hw) hw->max_epid = fjes_hw_get_max_epid(hw); hw->my_epid = fjes_hw_get_my_epid(hw);
- if ((hw->max_epid == 0) || (hw->my_epid >= hw->max_epid)) - return -ENXIO; + if ((hw->max_epid == 0) || (hw->my_epid >= hw->max_epid)) { + ret = -ENXIO; + goto err_iounmap; + }
ret = fjes_hw_setup(hw);
@@ -356,6 +358,10 @@ int fjes_hw_init(struct fjes_hw *hw) hw->hw_info.trace_size = FJES_DEBUG_BUFFER_SIZE;
return ret; + +err_iounmap: + fjes_hw_iounmap(hw); + return ret; }
void fjes_hw_exit(struct fjes_hw *hw)